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Finding the Fourth Proportional to 8,793.72, 13,183.20 and 6,013.62

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Solution

The fourth proportional to 8,793.72, 13,183.20 and 6,013.62 is: 9,015.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.72 : 13,183.20 = 6,013.62 : x
  2. Step 2: Convert to fraction form
    8,793.72/13,183.20 = 6,013.62/x
  3. Step 3: Cross multiply
    8,793.72x = 13,183.20 × 6,013.62
  4. Step 4: Simplify right side
    8,793.72x = 79,278,755.18
  5. Step 5: Solve for x
    x = 79,278,755.18/8,793.72
  6. Step 6: Final answer
    x = 9,015.38

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1.5x scale

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.