Home / 3,852.11-5,778.18-1,255.04

Finding the Fourth Proportional to 3,852.11, 5,778.18 and 1,255.04

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Solution

The fourth proportional to 3,852.11, 5,778.18 and 1,255.04 is: 1,882.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.11 : 5,778.18 = 1,255.04 : x
  2. Step 2: Convert to fraction form
    3,852.11/5,778.18 = 1,255.04/x
  3. Step 3: Cross multiply
    3,852.11x = 5,778.18 × 1,255.04
  4. Step 4: Simplify right side
    3,852.11x = 7,251,861.47
  5. Step 5: Solve for x
    x = 7,251,861.47/3,852.11
  6. Step 6: Final answer
    x = 1,882.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.