1 | |

2 |

= |

4 |

2z |

If 2 proportions are equal:

we can cross multiply to get:

Numerator 1 Denominator 1

=

Numerator 2 Denominator 2 Numerator 1 * Denominator 2 = Denominator 1 * Numerator 2

Denominator 2 = | Denominator 1 * Numerator 2 |

Numerator 1 |

2z = | 2 * 4 |

1 |

2z = | 8 |

1 |

2z = 8

2z | |

2 |

= |

8 |

2 |

z = **4**

z = **4**

Free Proportion Calculator - 1) Calculates the missing link of 2 equivalent proportions or ratios.

2) Also determines if two numerical proportions that you entered such as 1/10=6/12 are equivalent or*not* equivalent.
Note: You can use all allowable operators such as =,<,≤,>,≥

This calculator has 4 inputs.

2) Also determines if two numerical proportions that you entered such as 1/10=6/12 are equivalent or

This calculator has 4 inputs.

- equivalent
- equal in value, amount, function, meaning
- proportion
- n equation in which two ratios are set equal to each other

a/b = c/d - ratio
- indicates how many times one number contains another

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