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Finding the Third Proportional to 3,753.84 and 8,081.02

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Solution

The third proportional to 3,753.84 and 8,081.02 is: 17,396.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.84 : 8,081.02 = 8,081.02 : x
  2. Step 2: Convert to fraction form
    3,753.84/8,081.02 = 8,081.02/x
  3. Step 3: Cross multiply
    3,753.84x = 8,081.02 × 8,081.02
  4. Step 4: Simplify right side
    3,753.84x = 65,302,813.53
  5. Step 5: Solve for x
    x = 65,302,813.53/3,753.84
  6. Step 6: Final answer
    x = 17,396.25

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.