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Finding the Fourth Proportional to 3,951.66, 5,452.92 and 2,532.84

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Solution

The fourth proportional to 3,951.66, 5,452.92 and 2,532.84 is: 3,495.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.66 : 5,452.92 = 2,532.84 : x
  2. Step 2: Convert to fraction form
    3,951.66/5,452.92 = 2,532.84/x
  3. Step 3: Cross multiply
    3,951.66x = 5,452.92 × 2,532.84
  4. Step 4: Simplify right side
    3,951.66x = 13,811,373.89
  5. Step 5: Solve for x
    x = 13,811,373.89/3,951.66
  6. Step 6: Final answer
    x = 3,495.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.