Home / 2,292.68-3,162.69-1,451.90

Finding the Fourth Proportional to 2,292.68, 3,162.69 and 1,451.90

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Solution

The fourth proportional to 2,292.68, 3,162.69 and 1,451.90 is: 2,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.68 : 3,162.69 = 1,451.90 : x
  2. Step 2: Convert to fraction form
    2,292.68/3,162.69 = 1,451.90/x
  3. Step 3: Cross multiply
    2,292.68x = 3,162.69 × 1,451.90
  4. Step 4: Simplify right side
    2,292.68x = 4,591,909.61
  5. Step 5: Solve for x
    x = 4,591,909.61/2,292.68
  6. Step 6: Final answer
    x = 2,002.86

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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.