Home / 3,895.75-5,373.97-2,549.49

Finding the Fourth Proportional to 3,895.75, 5,373.97 and 2,549.49

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Solution

The fourth proportional to 3,895.75, 5,373.97 and 2,549.49 is: 3,516.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.75 : 5,373.97 = 2,549.49 : x
  2. Step 2: Convert to fraction form
    3,895.75/5,373.97 = 2,549.49/x
  3. Step 3: Cross multiply
    3,895.75x = 5,373.97 × 2,549.49
  4. Step 4: Simplify right side
    3,895.75x = 13,700,882.78
  5. Step 5: Solve for x
    x = 13,700,882.78/3,895.75
  6. Step 6: Final answer
    x = 3,516.88

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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.