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Finding the Fourth Proportional to 8,706.29, 13,048.02 and 4,025.70

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Solution

The fourth proportional to 8,706.29, 13,048.02 and 4,025.70 is: 6,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,706.29 : 13,048.02 = 4,025.70 : x
  2. Step 2: Convert to fraction form
    8,706.29/13,048.02 = 4,025.70/x
  3. Step 3: Cross multiply
    8,706.29x = 13,048.02 × 4,025.70
  4. Step 4: Simplify right side
    8,706.29x = 52,527,414.11
  5. Step 5: Solve for x
    x = 52,527,414.11/8,706.29
  6. Step 6: Final answer
    x = 6,033.28

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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.