Home / 8,276.20-12,387.42-6,084.52

Finding the Fourth Proportional to 8,276.20, 12,387.42 and 6,084.52

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Solution

The fourth proportional to 8,276.20, 12,387.42 and 6,084.52 is: 9,107.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.20 : 12,387.42 = 6,084.52 : x
  2. Step 2: Convert to fraction form
    8,276.20/12,387.42 = 6,084.52/x
  3. Step 3: Cross multiply
    8,276.20x = 12,387.42 × 6,084.52
  4. Step 4: Simplify right side
    8,276.20x = 75,371,504.74
  5. Step 5: Solve for x
    x = 75,371,504.74/8,276.20
  6. Step 6: Final answer
    x = 9,107.02

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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.