Home / 3,082.86-4,250.07-2,455.52

Finding the Fourth Proportional to 3,082.86, 4,250.07 and 2,455.52

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Solution

The fourth proportional to 3,082.86, 4,250.07 and 2,455.52 is: 3,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.86 : 4,250.07 = 2,455.52 : x
  2. Step 2: Convert to fraction form
    3,082.86/4,250.07 = 2,455.52/x
  3. Step 3: Cross multiply
    3,082.86x = 4,250.07 × 2,455.52
  4. Step 4: Simplify right side
    3,082.86x = 10,436,110.64
  5. Step 5: Solve for x
    x = 10,436,110.64/3,082.86
  6. Step 6: Final answer
    x = 3,385.20

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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.