Resuelve problemas de proporción directa al instante. Ingresa tres valores y encuentra el cuarto faltante.
Calculate direct proportions using the rule of three method. Perfect for scaling recipes, calculating rates, and more.
Direct Proportion Calculations
Solve problems where quantities increase or decrease proportionally.
Step-by-Step Solution
See the formula and calculation steps.
Precision Control
Adjust decimal places for your results.
Unit Support
Optional unit labels for clearer context.
Calculator
Basic calculator for mathematical operations
Average Calculator
Calculate the average of a set of numbers
Area Calculator
Calculate area and perimeter for 9 shapes — rectangle, circle, triangle, trapezoid, ellipse & more
GST Calculator
Calculate GST, add or remove tax from prices
Unit Converter
Convert between different units of measurement
Percentage Calculator
Calculate percentages and percentage changes