Home / 8,743.52-13,112.12-3,195.38

Finding the Fourth Proportional to 8,743.52, 13,112.12 and 3,195.38

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Solution

The fourth proportional to 8,743.52, 13,112.12 and 3,195.38 is: 4,791.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.52 : 13,112.12 = 3,195.38 : x
  2. Step 2: Convert to fraction form
    8,743.52/13,112.12 = 3,195.38/x
  3. Step 3: Cross multiply
    8,743.52x = 13,112.12 × 3,195.38
  4. Step 4: Simplify right side
    8,743.52x = 41,898,206.01
  5. Step 5: Solve for x
    x = 41,898,206.01/8,743.52
  6. Step 6: Final answer
    x = 4,791.92

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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.