This wizard is used to calculate the missing parameter in a proportion relation.
It can be accessed by clicking on Wizard Button | Pre Algebra | Calculate proportions.
To determine the missing variable:
- Enter the first known value.
- Move around the input fields by pressing the
key or by clicking on the space-holder. - Enter all the other known values.
- Press "Solve step" or "Solve all" button to see the solution process.
If you need an explanation for any particular step, click on the step and then click on the "Explain" button.
Make certain that you enter exactly the right amount of data (3 known values).
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