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Finding the Fourth Proportional to 8,844.85, 13,251.89 and 7,381.99

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Solution

The fourth proportional to 8,844.85, 13,251.89 and 7,381.99 is: 11,060.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,844.85 : 13,251.89 = 7,381.99 : x
  2. Step 2: Convert to fraction form
    8,844.85/13,251.89 = 7,381.99/x
  3. Step 3: Cross multiply
    8,844.85x = 13,251.89 × 7,381.99
  4. Step 4: Simplify right side
    8,844.85x = 97,825,282.55
  5. Step 5: Solve for x
    x = 97,825,282.55/8,844.85
  6. Step 6: Final answer
    x = 11,060.14

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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.