Home / 3,491.13-5,237.19-1,025.61

Finding the Fourth Proportional to 3,491.13, 5,237.19 and 1,025.61

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Solution

The fourth proportional to 3,491.13, 5,237.19 and 1,025.61 is: 1,538.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.13 : 5,237.19 = 1,025.61 : x
  2. Step 2: Convert to fraction form
    3,491.13/5,237.19 = 1,025.61/x
  3. Step 3: Cross multiply
    3,491.13x = 5,237.19 × 1,025.61
  4. Step 4: Simplify right side
    3,491.13x = 5,371,314.44
  5. Step 5: Solve for x
    x = 5,371,314.44/3,491.13
  6. Step 6: Final answer
    x = 1,538.56

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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.