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Finding the Fourth Proportional to 8,651.04, 12,976.56 and 4,032.96

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Solution

The fourth proportional to 8,651.04, 12,976.56 and 4,032.96 is: 6,049.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651.04 : 12,976.56 = 4,032.96 : x
  2. Step 2: Convert to fraction form
    8,651.04/12,976.56 = 4,032.96/x
  3. Step 3: Cross multiply
    8,651.04x = 12,976.56 × 4,032.96
  4. Step 4: Simplify right side
    8,651.04x = 52,333,947.42
  5. Step 5: Solve for x
    x = 52,333,947.42/8,651.04
  6. Step 6: Final answer
    x = 6,049.44

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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.