Finding the Third Proportional to 4,718 and 7,151
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Solution
The third proportional to 4,718 and 7,151 is: 10,838.66
Step by Step Solution
- Step 1: Write the proportion equation
4,718 : 7,151 = 7,151 : x - Step 2: Convert to fraction form
4,718/7,151 = 7,151/x - Step 3: Cross multiply
4,718x = 7,151 × 7,151 - Step 4: Simplify right side
4,718x = 51,136,801 - Step 5: Solve for x
x = 51,136,801/4,718 - Step 6: Final answer
x = 10,838.66
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.