Home / 3,884.20-5,827.82-2,239.88

Finding the Fourth Proportional to 3,884.20, 5,827.82 and 2,239.88

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Solution

The fourth proportional to 3,884.20, 5,827.82 and 2,239.88 is: 3,360.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884.20 : 5,827.82 = 2,239.88 : x
  2. Step 2: Convert to fraction form
    3,884.20/5,827.82 = 2,239.88/x
  3. Step 3: Cross multiply
    3,884.20x = 5,827.82 × 2,239.88
  4. Step 4: Simplify right side
    3,884.20x = 13,053,617.46
  5. Step 5: Solve for x
    x = 13,053,617.46/3,884.20
  6. Step 6: Final answer
    x = 3,360.70

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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.