Home / 2,753.73-4,131.27-1,291.19

Finding the Fourth Proportional to 2,753.73, 4,131.27 and 1,291.19

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Solution

The fourth proportional to 2,753.73, 4,131.27 and 1,291.19 is: 1,937.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.73 : 4,131.27 = 1,291.19 : x
  2. Step 2: Convert to fraction form
    2,753.73/4,131.27 = 1,291.19/x
  3. Step 3: Cross multiply
    2,753.73x = 4,131.27 × 1,291.19
  4. Step 4: Simplify right side
    2,753.73x = 5,334,233.85
  5. Step 5: Solve for x
    x = 5,334,233.85/2,753.73
  6. Step 6: Final answer
    x = 1,937.09

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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.