Home / 12,167.43-16,791.03-6,862.23

Finding the Fourth Proportional to 12,167.43, 16,791.03 and 6,862.23

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Solution

The fourth proportional to 12,167.43, 16,791.03 and 6,862.23 is: 9,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,167.43 : 16,791.03 = 6,862.23 : x
  2. Step 2: Convert to fraction form
    12,167.43/16,791.03 = 6,862.23/x
  3. Step 3: Cross multiply
    12,167.43x = 16,791.03 × 6,862.23
  4. Step 4: Simplify right side
    12,167.43x = 115,223,909.80
  5. Step 5: Solve for x
    x = 115,223,909.80/12,167.43
  6. Step 6: Final answer
    x = 9,469.86

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1.5x scale

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.