Home / 3,195.59-4,793.94-1,321.47

Finding the Fourth Proportional to 3,195.59, 4,793.94 and 1,321.47

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Solution

The fourth proportional to 3,195.59, 4,793.94 and 1,321.47 is: 1,982.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.59 : 4,793.94 = 1,321.47 : x
  2. Step 2: Convert to fraction form
    3,195.59/4,793.94 = 1,321.47/x
  3. Step 3: Cross multiply
    3,195.59x = 4,793.94 × 1,321.47
  4. Step 4: Simplify right side
    3,195.59x = 6,335,047.89
  5. Step 5: Solve for x
    x = 6,335,047.89/3,195.59
  6. Step 6: Final answer
    x = 1,982.44

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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.