Home / 3,724.16-5,139.24-2,232.92

Finding the Fourth Proportional to 3,724.16, 5,139.24 and 2,232.92

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Solution

The fourth proportional to 3,724.16, 5,139.24 and 2,232.92 is: 3,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.16 : 5,139.24 = 2,232.92 : x
  2. Step 2: Convert to fraction form
    3,724.16/5,139.24 = 2,232.92/x
  3. Step 3: Cross multiply
    3,724.16x = 5,139.24 × 2,232.92
  4. Step 4: Simplify right side
    3,724.16x = 11,475,511.78
  5. Step 5: Solve for x
    x = 11,475,511.78/3,724.16
  6. Step 6: Final answer
    x = 3,081.37

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Half scale
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Double scale
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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.