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Finding the Fourth Proportional to 9,481.88, 14,229.30 and 3,325.88

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Solution

The fourth proportional to 9,481.88, 14,229.30 and 3,325.88 is: 4,991.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.88 : 14,229.30 = 3,325.88 : x
  2. Step 2: Convert to fraction form
    9,481.88/14,229.30 = 3,325.88/x
  3. Step 3: Cross multiply
    9,481.88x = 14,229.30 × 3,325.88
  4. Step 4: Simplify right side
    9,481.88x = 47,324,873.14
  5. Step 5: Solve for x
    x = 47,324,873.14/9,481.88
  6. Step 6: Final answer
    x = 4,991.09

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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.