Finding the Third Proportional to 5,904 and 7,872
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Solution
The third proportional to 5,904 and 7,872 is: 10,496
Step by Step Solution
- Step 1: Write the proportion equation
5,904 : 7,872 = 7,872 : x - Step 2: Convert to fraction form
5,904/7,872 = 7,872/x - Step 3: Cross multiply
5,904x = 7,872 × 7,872 - Step 4: Simplify right side
5,904x = 61,968,384 - Step 5: Solve for x
x = 61,968,384/5,904 - Step 6: Final answer
x = 10,496
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These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.