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Finding the Third Proportional to 3,910.78 and 5,962.99

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Solution

The third proportional to 3,910.78 and 5,962.99 is: 9,092.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.78 : 5,962.99 = 5,962.99 : x
  2. Step 2: Convert to fraction form
    3,910.78/5,962.99 = 5,962.99/x
  3. Step 3: Cross multiply
    3,910.78x = 5,962.99 × 5,962.99
  4. Step 4: Simplify right side
    3,910.78x = 35,557,275.83
  5. Step 5: Solve for x
    x = 35,557,275.83/3,910.78
  6. Step 6: Final answer
    x = 9,092.12

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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.