Home / 4,082.38-5,633.68-2,219.38

Finding the Fourth Proportional to 4,082.38, 5,633.68 and 2,219.38

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Solution

The fourth proportional to 4,082.38, 5,633.68 and 2,219.38 is: 3,062.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.38 : 5,633.68 = 2,219.38 : x
  2. Step 2: Convert to fraction form
    4,082.38/5,633.68 = 2,219.38/x
  3. Step 3: Cross multiply
    4,082.38x = 5,633.68 × 2,219.38
  4. Step 4: Simplify right side
    4,082.38x = 12,503,276.72
  5. Step 5: Solve for x
    x = 12,503,276.72/4,082.38
  6. Step 6: Final answer
    x = 3,062.74

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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.