Home / 8,294.22-12,440.25-2,747.61

Finding the Fourth Proportional to 8,294.22, 12,440.25 and 2,747.61

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Solution

The fourth proportional to 8,294.22, 12,440.25 and 2,747.61 is: 4,121.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,294.22 : 12,440.25 = 2,747.61 : x
  2. Step 2: Convert to fraction form
    8,294.22/12,440.25 = 2,747.61/x
  3. Step 3: Cross multiply
    8,294.22x = 12,440.25 × 2,747.61
  4. Step 4: Simplify right side
    8,294.22x = 34,180,955.30
  5. Step 5: Solve for x
    x = 34,180,955.30/8,294.22
  6. Step 6: Final answer
    x = 4,121.06

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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.