Home / 2,691.68-4,039.94-1,132.83

Finding the Fourth Proportional to 2,691.68, 4,039.94 and 1,132.83

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Solution

The fourth proportional to 2,691.68, 4,039.94 and 1,132.83 is: 1,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691.68 : 4,039.94 = 1,132.83 : x
  2. Step 2: Convert to fraction form
    2,691.68/4,039.94 = 1,132.83/x
  3. Step 3: Cross multiply
    2,691.68x = 4,039.94 × 1,132.83
  4. Step 4: Simplify right side
    2,691.68x = 4,576,559.57
  5. Step 5: Solve for x
    x = 4,576,559.57/2,691.68
  6. Step 6: Final answer
    x = 1,700.26

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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.