Home / 3,382.14-5,074.42-2,082.08

Finding the Fourth Proportional to 3,382.14, 5,074.42 and 2,082.08

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Solution

The fourth proportional to 3,382.14, 5,074.42 and 2,082.08 is: 3,123.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.14 : 5,074.42 = 2,082.08 : x
  2. Step 2: Convert to fraction form
    3,382.14/5,074.42 = 2,082.08/x
  3. Step 3: Cross multiply
    3,382.14x = 5,074.42 × 2,082.08
  4. Step 4: Simplify right side
    3,382.14x = 10,565,348.39
  5. Step 5: Solve for x
    x = 10,565,348.39/3,382.14
  6. Step 6: Final answer
    x = 3,123.86

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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.