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Finding the Fourth Proportional to 6,660.56, 9,984.15 and 4,464.24

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Solution

The fourth proportional to 6,660.56, 9,984.15 and 4,464.24 is: 6,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.56 : 9,984.15 = 4,464.24 : x
  2. Step 2: Convert to fraction form
    6,660.56/9,984.15 = 4,464.24/x
  3. Step 3: Cross multiply
    6,660.56x = 9,984.15 × 4,464.24
  4. Step 4: Simplify right side
    6,660.56x = 44,571,641.80
  5. Step 5: Solve for x
    x = 44,571,641.80/6,660.56
  6. Step 6: Final answer
    x = 6,691.88

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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.