Home / 3,882.36-5,359.20-2,704.08

Finding the Fourth Proportional to 3,882.36, 5,359.20 and 2,704.08

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Solution

The fourth proportional to 3,882.36, 5,359.20 and 2,704.08 is: 3,732.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.36 : 5,359.20 = 2,704.08 : x
  2. Step 2: Convert to fraction form
    3,882.36/5,359.20 = 2,704.08/x
  3. Step 3: Cross multiply
    3,882.36x = 5,359.20 × 2,704.08
  4. Step 4: Simplify right side
    3,882.36x = 14,491,705.54
  5. Step 5: Solve for x
    x = 14,491,705.54/3,882.36
  6. Step 6: Final answer
    x = 3,732.71

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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.