Finding the Fourth Proportional to 937.52, 1,293.96 and 716
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Solution
The fourth proportional to 937.52, 1,293.96 and 716 is: 988.22
Step by Step Solution
- Step 1: Write the proportion equation
937.52 : 1,293.96 = 716 : x - Step 2: Convert to fraction form
937.52/1,293.96 = 716/x - Step 3: Cross multiply
937.52x = 1,293.96 × 716 - Step 4: Simplify right side
937.52x = 926,475.36 - Step 5: Solve for x
x = 926,475.36/937.52 - Step 6: Final answer
x = 988.22
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.