Finding the Third Proportional to 2,415 and 3,717
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Solution
The third proportional to 2,415 and 3,717 is: 5,720.95
Step by Step Solution
- Step 1: Write the proportion equation
2,415 : 3,717 = 3,717 : x - Step 2: Convert to fraction form
2,415/3,717 = 3,717/x - Step 3: Cross multiply
2,415x = 3,717 × 3,717 - Step 4: Simplify right side
2,415x = 13,816,089 - Step 5: Solve for x
x = 13,816,089/2,415 - Step 6: Final answer
x = 5,720.95
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.