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Finding the Fourth Proportional to 8,977.91, 13,465.91 and 2,404.76

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Solution

The fourth proportional to 8,977.91, 13,465.91 and 2,404.76 is: 3,606.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.91 : 13,465.91 = 2,404.76 : x
  2. Step 2: Convert to fraction form
    8,977.91/13,465.91 = 2,404.76/x
  3. Step 3: Cross multiply
    8,977.91x = 13,465.91 × 2,404.76
  4. Step 4: Simplify right side
    8,977.91x = 32,382,202.38
  5. Step 5: Solve for x
    x = 32,382,202.38/8,977.91
  6. Step 6: Final answer
    x = 3,606.88

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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.