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Finding the Fourth Proportional to 6,353.85, 9,520.38 and 6,110.85

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Solution

The fourth proportional to 6,353.85, 9,520.38 and 6,110.85 is: 9,156.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,353.85 : 9,520.38 = 6,110.85 : x
  2. Step 2: Convert to fraction form
    6,353.85/9,520.38 = 6,110.85/x
  3. Step 3: Cross multiply
    6,353.85x = 9,520.38 × 6,110.85
  4. Step 4: Simplify right side
    6,353.85x = 58,177,614.12
  5. Step 5: Solve for x
    x = 58,177,614.12/6,353.85
  6. Step 6: Final answer
    x = 9,156.28

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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.