Home / 2,082.44-2,874.39-1,198.87

Finding the Fourth Proportional to 2,082.44, 2,874.39 and 1,198.87

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Solution

The fourth proportional to 2,082.44, 2,874.39 and 1,198.87 is: 1,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.44 : 2,874.39 = 1,198.87 : x
  2. Step 2: Convert to fraction form
    2,082.44/2,874.39 = 1,198.87/x
  3. Step 3: Cross multiply
    2,082.44x = 2,874.39 × 1,198.87
  4. Step 4: Simplify right side
    2,082.44x = 3,446,008.26
  5. Step 5: Solve for x
    x = 3,446,008.26/2,082.44
  6. Step 6: Final answer
    x = 1,654.79

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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.