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Finding the Fourth Proportional to 6,366.56, 9,550.20 and 3,899.84

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Solution

The fourth proportional to 6,366.56, 9,550.20 and 3,899.84 is: 5,849.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,366.56 : 9,550.20 = 3,899.84 : x
  2. Step 2: Convert to fraction form
    6,366.56/9,550.20 = 3,899.84/x
  3. Step 3: Cross multiply
    6,366.56x = 9,550.20 × 3,899.84
  4. Step 4: Simplify right side
    6,366.56x = 37,244,251.97
  5. Step 5: Solve for x
    x = 37,244,251.97/6,366.56
  6. Step 6: Final answer
    x = 5,849.98

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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.