Home / 3,727.92-5,144.67-2,049.33

Finding the Fourth Proportional to 3,727.92, 5,144.67 and 2,049.33

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Solution

The fourth proportional to 3,727.92, 5,144.67 and 2,049.33 is: 2,828.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.92 : 5,144.67 = 2,049.33 : x
  2. Step 2: Convert to fraction form
    3,727.92/5,144.67 = 2,049.33/x
  3. Step 3: Cross multiply
    3,727.92x = 5,144.67 × 2,049.33
  4. Step 4: Simplify right side
    3,727.92x = 10,543,126.57
  5. Step 5: Solve for x
    x = 10,543,126.57/3,727.92
  6. Step 6: Final answer
    x = 2,828.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.