Home / 2,717.38-4,073.22-1,257.49

Finding the Fourth Proportional to 2,717.38, 4,073.22 and 1,257.49

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Solution

The fourth proportional to 2,717.38, 4,073.22 and 1,257.49 is: 1,884.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.38 : 4,073.22 = 1,257.49 : x
  2. Step 2: Convert to fraction form
    2,717.38/4,073.22 = 1,257.49/x
  3. Step 3: Cross multiply
    2,717.38x = 4,073.22 × 1,257.49
  4. Step 4: Simplify right side
    2,717.38x = 5,122,033.42
  5. Step 5: Solve for x
    x = 5,122,033.42/2,717.38
  6. Step 6: Final answer
    x = 1,884.92

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1.5x scale

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.