Home / 3,850.97-5,314.33-2,082.57

Finding the Fourth Proportional to 3,850.97, 5,314.33 and 2,082.57

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Solution

The fourth proportional to 3,850.97, 5,314.33 and 2,082.57 is: 2,873.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.97 : 5,314.33 = 2,082.57 : x
  2. Step 2: Convert to fraction form
    3,850.97/5,314.33 = 2,082.57/x
  3. Step 3: Cross multiply
    3,850.97x = 5,314.33 × 2,082.57
  4. Step 4: Simplify right side
    3,850.97x = 11,067,432.45
  5. Step 5: Solve for x
    x = 11,067,432.45/3,850.97
  6. Step 6: Final answer
    x = 2,873.94

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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.