Home / 3,082.97-4,254.92-1,738.86

Finding the Fourth Proportional to 3,082.97, 4,254.92 and 1,738.86

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Solution

The fourth proportional to 3,082.97, 4,254.92 and 1,738.86 is: 2,399.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.97 : 4,254.92 = 1,738.86 : x
  2. Step 2: Convert to fraction form
    3,082.97/4,254.92 = 1,738.86/x
  3. Step 3: Cross multiply
    3,082.97x = 4,254.92 × 1,738.86
  4. Step 4: Simplify right side
    3,082.97x = 7,398,688.94
  5. Step 5: Solve for x
    x = 7,398,688.94/3,082.97
  6. Step 6: Final answer
    x = 2,399.86

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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.