Home / 12,167.56-16,791.23-6,862.37

Finding the Fourth Proportional to 12,167.56, 16,791.23 and 6,862.37

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Solution

The fourth proportional to 12,167.56, 16,791.23 and 6,862.37 is: 9,470.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,167.56 : 16,791.23 = 6,862.37 : x
  2. Step 2: Convert to fraction form
    12,167.56/16,791.23 = 6,862.37/x
  3. Step 3: Cross multiply
    12,167.56x = 16,791.23 × 6,862.37
  4. Step 4: Simplify right side
    12,167.56x = 115,227,549.06
  5. Step 5: Solve for x
    x = 115,227,549.06/12,167.56
  6. Step 6: Final answer
    x = 9,470.06

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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.