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Finding the Fourth Proportional to 3,432.53, 5,149.62 and 967.34

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Solution

The fourth proportional to 3,432.53, 5,149.62 and 967.34 is: 1,451.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.53 : 5,149.62 = 967.34 : x
  2. Step 2: Convert to fraction form
    3,432.53/5,149.62 = 967.34/x
  3. Step 3: Cross multiply
    3,432.53x = 5,149.62 × 967.34
  4. Step 4: Simplify right side
    3,432.53x = 4,981,433.41
  5. Step 5: Solve for x
    x = 4,981,433.41/3,432.53
  6. Step 6: Final answer
    x = 1,451.24

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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.