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Finding the Fourth Proportional to 8,892.33, 13,343.63 and 3,962.45

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Solution

The fourth proportional to 8,892.33, 13,343.63 and 3,962.45 is: 5,945.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892.33 : 13,343.63 = 3,962.45 : x
  2. Step 2: Convert to fraction form
    8,892.33/13,343.63 = 3,962.45/x
  3. Step 3: Cross multiply
    8,892.33x = 13,343.63 × 3,962.45
  4. Step 4: Simplify right side
    8,892.33x = 52,873,380.16
  5. Step 5: Solve for x
    x = 52,873,380.16/8,892.33
  6. Step 6: Final answer
    x = 5,945.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.