Proportion Equation Calculator

Content rating
Everyone
1+
Downloads
Content rating
Everyone
Learn more
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About this app

Solve proportions easily with this app by using the Rule of Proportion (a:b=c:x). Enter 3 of 4 values and get accurate math solutions instantly.

🔹 Key Features:
- Calculate proportions step by step
- Enter fractions, decimals, and constants
- Calculations can be shared
- Detailed solution steps for each math problem

👤 Suitable for:
- Students
- Pupils
- Teachers
- Parents

🎯 Perfect for:
- Learning math
- Practicing proportions
- Homework support
- Lesson preparation
- Checking math tasks

Download now and solve math proportions step-by-step with this easy-to-use calculator and the rule of proportion!
Calculate proportions step by step with math solver - homework tool for school
Updated on
Aug 15, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Location, App activity and 2 others
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

The latest release 'Least common multiple' is linked in the menu section now.

Minor performance and UI fixes.