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Finding the Fourth Proportional to 10,064.62, 15,101.88 and 4,521.88

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Solution

The fourth proportional to 10,064.62, 15,101.88 and 4,521.88 is: 6,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,064.62 : 15,101.88 = 4,521.88 : x
  2. Step 2: Convert to fraction form
    10,064.62/15,101.88 = 4,521.88/x
  3. Step 3: Cross multiply
    10,064.62x = 15,101.88 × 4,521.88
  4. Step 4: Simplify right side
    10,064.62x = 68,288,889.13
  5. Step 5: Solve for x
    x = 68,288,889.13/10,064.62
  6. Step 6: Final answer
    x = 6,785.04

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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.