Home / 4,488.41-6,196.66-3,989.61

Finding the Fourth Proportional to 4,488.41, 6,196.66 and 3,989.61

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Solution

The fourth proportional to 4,488.41, 6,196.66 and 3,989.61 is: 5,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.41 : 6,196.66 = 3,989.61 : x
  2. Step 2: Convert to fraction form
    4,488.41/6,196.66 = 3,989.61/x
  3. Step 3: Cross multiply
    4,488.41x = 6,196.66 × 3,989.61
  4. Step 4: Simplify right side
    4,488.41x = 24,722,256.70
  5. Step 5: Solve for x
    x = 24,722,256.70/4,488.41
  6. Step 6: Final answer
    x = 5,508.02

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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.