Home / 3,684.27-5,524.13-1,218.43

Finding the Fourth Proportional to 3,684.27, 5,524.13 and 1,218.43

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Solution

The fourth proportional to 3,684.27, 5,524.13 and 1,218.43 is: 1,826.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.27 : 5,524.13 = 1,218.43 : x
  2. Step 2: Convert to fraction form
    3,684.27/5,524.13 = 1,218.43/x
  3. Step 3: Cross multiply
    3,684.27x = 5,524.13 × 1,218.43
  4. Step 4: Simplify right side
    3,684.27x = 6,730,765.72
  5. Step 5: Solve for x
    x = 6,730,765.72/3,684.27
  6. Step 6: Final answer
    x = 1,826.89

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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.