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Finding the Fourth Proportional to 8,793.76, 13,190.46 and 2,553.52

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Solution

The fourth proportional to 8,793.76, 13,190.46 and 2,553.52 is: 3,830.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.76 : 13,190.46 = 2,553.52 : x
  2. Step 2: Convert to fraction form
    8,793.76/13,190.46 = 2,553.52/x
  3. Step 3: Cross multiply
    8,793.76x = 13,190.46 × 2,553.52
  4. Step 4: Simplify right side
    8,793.76x = 33,682,103.42
  5. Step 5: Solve for x
    x = 33,682,103.42/8,793.76
  6. Step 6: Final answer
    x = 3,830.23

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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.