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Finding the Fourth Proportional to 8,397.01, 12,584.49 and 3,463.93

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Solution

The fourth proportional to 8,397.01, 12,584.49 and 3,463.93 is: 5,191.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.01 : 12,584.49 = 3,463.93 : x
  2. Step 2: Convert to fraction form
    8,397.01/12,584.49 = 3,463.93/x
  3. Step 3: Cross multiply
    8,397.01x = 12,584.49 × 3,463.93
  4. Step 4: Simplify right side
    8,397.01x = 43,591,792.45
  5. Step 5: Solve for x
    x = 43,591,792.45/8,397.01
  6. Step 6: Final answer
    x = 5,191.35

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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.