Home / 8,517.52-12,776.39-2,674.13

Finding the Fourth Proportional to 8,517.52, 12,776.39 and 2,674.13

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Solution

The fourth proportional to 8,517.52, 12,776.39 and 2,674.13 is: 4,011.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.52 : 12,776.39 = 2,674.13 : x
  2. Step 2: Convert to fraction form
    8,517.52/12,776.39 = 2,674.13/x
  3. Step 3: Cross multiply
    8,517.52x = 12,776.39 × 2,674.13
  4. Step 4: Simplify right side
    8,517.52x = 34,165,660.57
  5. Step 5: Solve for x
    x = 34,165,660.57/8,517.52
  6. Step 6: Final answer
    x = 4,011.22

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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.