Basic calculations

Solve a proportion

Solve a proportion is a practical numerical result for percentages, proportions, prices, or other everyday calculations.

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a / b = c / x; x = bc / a

What it means

Solve a proportion is a practical numerical result for percentages, proportions, prices, or other everyday calculations.

How it works and where it is used

Use this calculation for scaling recipes, mixtures, drawings, and quantities with a fixed ratio.