Home / 3,382.61-5,073.92-2,081.34

Finding the Fourth Proportional to 3,382.61, 5,073.92 and 2,081.34

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Solution

The fourth proportional to 3,382.61, 5,073.92 and 2,081.34 is: 3,122.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.61 : 5,073.92 = 2,081.34 : x
  2. Step 2: Convert to fraction form
    3,382.61/5,073.92 = 2,081.34/x
  3. Step 3: Cross multiply
    3,382.61x = 5,073.92 × 2,081.34
  4. Step 4: Simplify right side
    3,382.61x = 10,560,569.08
  5. Step 5: Solve for x
    x = 10,560,569.08/3,382.61
  6. Step 6: Final answer
    x = 3,122.02

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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.