Home / 3,691.26-5,537.43-1,382.58

Finding the Fourth Proportional to 3,691.26, 5,537.43 and 1,382.58

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Solution

The fourth proportional to 3,691.26, 5,537.43 and 1,382.58 is: 2,074.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.26 : 5,537.43 = 1,382.58 : x
  2. Step 2: Convert to fraction form
    3,691.26/5,537.43 = 1,382.58/x
  3. Step 3: Cross multiply
    3,691.26x = 5,537.43 × 1,382.58
  4. Step 4: Simplify right side
    3,691.26x = 7,655,939.97
  5. Step 5: Solve for x
    x = 7,655,939.97/3,691.26
  6. Step 6: Final answer
    x = 2,074.07

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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.