What if x is zero?
Division by zero is undefined, so x cannot be zero when calculating the constant of proportionality.
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How to Use
Step-by-step instructions
- 1Enter the value of y.
- 2Enter the value of x.
- 3The calculator will compute k and show the equation.
Proportionality Formula
The constant of proportionality (k) represents the ratio between two directly proportional quantities. It is the slope of the line passing through the origin.
k = y / xVariables:
kConstant of ProportionalityyDependent VariablexIndependent VariableExample
Direct Variation
Inputs:
y:10
x:2
Steps:
- 1.k = 10 / 2
- 2.k = 5
- 3.Equation: y = 5x
Result:
k = 5