How do you solve #\frac { 28} { 42} = x/6#?

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Answer 1 · 2018-02-06T19:37:48

Use the cross-products property.

For proportion #a/b=c/d#, #a*d=b*c#.

To solve your proportion, #28/42=x/6#, we can use the cross products property to restate the problem:

#28*6=42*x#

therefore

#168=42x#

and by dividing both sides by 42,

#4=x#