Math CalculatorsActive Calculation Engine

Ratio Calculator

Scale ratios and solve proportions (A:B = C:D) by finding missing values.

Ratio Calculator

Scale ratios and solve proportions (A:B = C:D) by finding missing values.

Ratio Scaling

Scaled Ratio = Original Ratio × Multiplier

Scales a ratio by multiplying both parts by a scaling factor. Useful for recipes, maps, and models.

Example: 250:280 scaled by 2.5 = 625:700