Home / 3,850.93-5,314.28-2,082.54

Finding the Fourth Proportional to 3,850.93, 5,314.28 and 2,082.54

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Solution

The fourth proportional to 3,850.93, 5,314.28 and 2,082.54 is: 2,873.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.93 : 5,314.28 = 2,082.54 : x
  2. Step 2: Convert to fraction form
    3,850.93/5,314.28 = 2,082.54/x
  3. Step 3: Cross multiply
    3,850.93x = 5,314.28 × 2,082.54
  4. Step 4: Simplify right side
    3,850.93x = 11,067,186.56
  5. Step 5: Solve for x
    x = 11,067,186.56/3,850.93
  6. Step 6: Final answer
    x = 2,873.90

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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.