Home / 2,562.46-3,839.97-1,391.47

Finding the Fourth Proportional to 2,562.46, 3,839.97 and 1,391.47

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Solution

The fourth proportional to 2,562.46, 3,839.97 and 1,391.47 is: 2,085.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,562.46 : 3,839.97 = 1,391.47 : x
  2. Step 2: Convert to fraction form
    2,562.46/3,839.97 = 1,391.47/x
  3. Step 3: Cross multiply
    2,562.46x = 3,839.97 × 1,391.47
  4. Step 4: Simplify right side
    2,562.46x = 5,343,203.06
  5. Step 5: Solve for x
    x = 5,343,203.06/2,562.46
  6. Step 6: Final answer
    x = 2,085.18

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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.