Home / 1,432.62-2,147.58-1,067.04

Finding the Fourth Proportional to 1,432.62, 2,147.58 and 1,067.04

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Solution

The fourth proportional to 1,432.62, 2,147.58 and 1,067.04 is: 1,599.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432.62 : 2,147.58 = 1,067.04 : x
  2. Step 2: Convert to fraction form
    1,432.62/2,147.58 = 1,067.04/x
  3. Step 3: Cross multiply
    1,432.62x = 2,147.58 × 1,067.04
  4. Step 4: Simplify right side
    1,432.62x = 2,291,553.76
  5. Step 5: Solve for x
    x = 2,291,553.76/1,432.62
  6. Step 6: Final answer
    x = 1,599.55

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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.