Home / 3,882.98-5,357.66-2,288.52

Finding the Fourth Proportional to 3,882.98, 5,357.66 and 2,288.52

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Solution

The fourth proportional to 3,882.98, 5,357.66 and 2,288.52 is: 3,157.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.98 : 5,357.66 = 2,288.52 : x
  2. Step 2: Convert to fraction form
    3,882.98/5,357.66 = 2,288.52/x
  3. Step 3: Cross multiply
    3,882.98x = 5,357.66 × 2,288.52
  4. Step 4: Simplify right side
    3,882.98x = 12,261,100.62
  5. Step 5: Solve for x
    x = 12,261,100.62/3,882.98
  6. Step 6: Final answer
    x = 3,157.65

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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.