Home / 3,170.47-4,755.83-1,195.90

Finding the Fourth Proportional to 3,170.47, 4,755.83 and 1,195.90

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Solution

The fourth proportional to 3,170.47, 4,755.83 and 1,195.90 is: 1,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.47 : 4,755.83 = 1,195.90 : x
  2. Step 2: Convert to fraction form
    3,170.47/4,755.83 = 1,195.90/x
  3. Step 3: Cross multiply
    3,170.47x = 4,755.83 × 1,195.90
  4. Step 4: Simplify right side
    3,170.47x = 5,687,497.10
  5. Step 5: Solve for x
    x = 5,687,497.10/3,170.47
  6. Step 6: Final answer
    x = 1,793.90

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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.