Home / 3,882.54-5,357.93-2,310.69

Finding the Fourth Proportional to 3,882.54, 5,357.93 and 2,310.69

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Solution

The fourth proportional to 3,882.54, 5,357.93 and 2,310.69 is: 3,188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.54 : 5,357.93 = 2,310.69 : x
  2. Step 2: Convert to fraction form
    3,882.54/5,357.93 = 2,310.69/x
  3. Step 3: Cross multiply
    3,882.54x = 5,357.93 × 2,310.69
  4. Step 4: Simplify right side
    3,882.54x = 12,380,503.72
  5. Step 5: Solve for x
    x = 12,380,503.72/3,882.54
  6. Step 6: Final answer
    x = 3,188.76

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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.