Home / 3,169.60-4,754.39-1,414.15

Finding the Fourth Proportional to 3,169.60, 4,754.39 and 1,414.15

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Solution

The fourth proportional to 3,169.60, 4,754.39 and 1,414.15 is: 2,121.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.60 : 4,754.39 = 1,414.15 : x
  2. Step 2: Convert to fraction form
    3,169.60/4,754.39 = 1,414.15/x
  3. Step 3: Cross multiply
    3,169.60x = 4,754.39 × 1,414.15
  4. Step 4: Simplify right side
    3,169.60x = 6,723,420.62
  5. Step 5: Solve for x
    x = 6,723,420.62/3,169.60
  6. Step 6: Final answer
    x = 2,121.22

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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.