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Finding the Fourth Proportional to 8,803.50, 13,205.33 and 2,229.69

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Solution

The fourth proportional to 8,803.50, 13,205.33 and 2,229.69 is: 3,344.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.50 : 13,205.33 = 2,229.69 : x
  2. Step 2: Convert to fraction form
    8,803.50/13,205.33 = 2,229.69/x
  3. Step 3: Cross multiply
    8,803.50x = 13,205.33 × 2,229.69
  4. Step 4: Simplify right side
    8,803.50x = 29,443,781.10
  5. Step 5: Solve for x
    x = 29,443,781.10/8,803.50
  6. Step 6: Final answer
    x = 3,344.55

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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.