Pocket RefeRence Guide — 35
(cont’d)
You can also enter x, y values,
nd proportion values and inverse
proportional values.
Find the ratio if x = 1 and y = 4. Using
the resulting ratio, nd the value of Y if
X = 5. Then, nd the value of X if Y = 8.
KeYsTrOKe disPlaY
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0.
1. Enter the Ratio:
1ga
(x value)
X 1.
4gp
(y value)
Y 4.
2. Show the Ratio:
gh
(X:Y)
1 = 4.0000
3. Enter the rst Proportion value (X):
5ga
(X)
X 5.
4. Show resulting Y value:
gp
(Y)
Y 20.0000
5. Change the Y value to 8:
8gp
(Y)
Y 8.
6. Show resulting X:
ga
(X)
X 2.0000
You can also enter x, y values in
dimensional units to nd Ratio values.
Find the ratio if x = 1 Inch and y = 4
Feet. Using the resulting Ratio, nd the
value of Y if X = 2.5 Inches
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