Finding the Third Proportional to 7,240 and 10,938
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Solution
The third proportional to 7,240 and 10,938 is: 16,524.84
Step by Step Solution
- Step 1: Write the proportion equation
7,240 : 10,938 = 10,938 : x - Step 2: Convert to fraction form
7,240/10,938 = 10,938/x - Step 3: Cross multiply
7,240x = 10,938 × 10,938 - Step 4: Simplify right side
7,240x = 119,639,844 - Step 5: Solve for x
x = 119,639,844/7,240 - Step 6: Final answer
x = 16,524.84
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.