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Finding the Fourth Proportional to 6,381.98, 9,565.68 and 3,462.74

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Solution

The fourth proportional to 6,381.98, 9,565.68 and 3,462.74 is: 5,190.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381.98 : 9,565.68 = 3,462.74 : x
  2. Step 2: Convert to fraction form
    6,381.98/9,565.68 = 3,462.74/x
  3. Step 3: Cross multiply
    6,381.98x = 9,565.68 × 3,462.74
  4. Step 4: Simplify right side
    6,381.98x = 33,123,462.76
  5. Step 5: Solve for x
    x = 33,123,462.76/6,381.98
  6. Step 6: Final answer
    x = 5,190.15

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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.