Home / 3,724.29-5,139.79-2,463.16

Finding the Fourth Proportional to 3,724.29, 5,139.79 and 2,463.16

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Solution

The fourth proportional to 3,724.29, 5,139.79 and 2,463.16 is: 3,399.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.29 : 5,139.79 = 2,463.16 : x
  2. Step 2: Convert to fraction form
    3,724.29/5,139.79 = 2,463.16/x
  3. Step 3: Cross multiply
    3,724.29x = 5,139.79 × 2,463.16
  4. Step 4: Simplify right side
    3,724.29x = 12,660,125.14
  5. Step 5: Solve for x
    x = 12,660,125.14/3,724.29
  6. Step 6: Final answer
    x = 3,399.34

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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.