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Finding the Fourth Proportional to 3,952.32, 5,913.88 and 3,252.48

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Solution

The fourth proportional to 3,952.32, 5,913.88 and 3,252.48 is: 4,866.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.32 : 5,913.88 = 3,252.48 : x
  2. Step 2: Convert to fraction form
    3,952.32/5,913.88 = 3,252.48/x
  3. Step 3: Cross multiply
    3,952.32x = 5,913.88 × 3,252.48
  4. Step 4: Simplify right side
    3,952.32x = 19,234,776.42
  5. Step 5: Solve for x
    x = 19,234,776.42/3,952.32
  6. Step 6: Final answer
    x = 4,866.71

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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.