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Finding the Fourth Proportional to 8,519.93, 12,772.03 and 4,573.97

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Solution

The fourth proportional to 8,519.93, 12,772.03 and 4,573.97 is: 6,856.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519.93 : 12,772.03 = 4,573.97 : x
  2. Step 2: Convert to fraction form
    8,519.93/12,772.03 = 4,573.97/x
  3. Step 3: Cross multiply
    8,519.93x = 12,772.03 × 4,573.97
  4. Step 4: Simplify right side
    8,519.93x = 58,418,863.24
  5. Step 5: Solve for x
    x = 58,418,863.24/8,519.93
  6. Step 6: Final answer
    x = 6,856.73

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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.