Home / 3,197.43-4,791.75-1,634.15

Finding the Fourth Proportional to 3,197.43, 4,791.75 and 1,634.15

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Solution

The fourth proportional to 3,197.43, 4,791.75 and 1,634.15 is: 2,448.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.43 : 4,791.75 = 1,634.15 : x
  2. Step 2: Convert to fraction form
    3,197.43/4,791.75 = 1,634.15/x
  3. Step 3: Cross multiply
    3,197.43x = 4,791.75 × 1,634.15
  4. Step 4: Simplify right side
    3,197.43x = 7,830,414.30
  5. Step 5: Solve for x
    x = 7,830,414.30/3,197.43
  6. Step 6: Final answer
    x = 2,448.97

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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.