Home / 3,724.61-5,139.05-2,233.13

Finding the Fourth Proportional to 3,724.61, 5,139.05 and 2,233.13

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Solution

The fourth proportional to 3,724.61, 5,139.05 and 2,233.13 is: 3,081.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.61 : 5,139.05 = 2,233.13 : x
  2. Step 2: Convert to fraction form
    3,724.61/5,139.05 = 2,233.13/x
  3. Step 3: Cross multiply
    3,724.61x = 5,139.05 × 2,233.13
  4. Step 4: Simplify right side
    3,724.61x = 11,476,129.87
  5. Step 5: Solve for x
    x = 11,476,129.87/3,724.61
  6. Step 6: Final answer
    x = 3,081.17

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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.