Home / 11,517.19-17,273.25-4,122.16

Finding the Fourth Proportional to 11,517.19, 17,273.25 and 4,122.16

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Solution

The fourth proportional to 11,517.19, 17,273.25 and 4,122.16 is: 6,182.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517.19 : 17,273.25 = 4,122.16 : x
  2. Step 2: Convert to fraction form
    11,517.19/17,273.25 = 4,122.16/x
  3. Step 3: Cross multiply
    11,517.19x = 17,273.25 × 4,122.16
  4. Step 4: Simplify right side
    11,517.19x = 71,203,100.22
  5. Step 5: Solve for x
    x = 71,203,100.22/11,517.19
  6. Step 6: Final answer
    x = 6,182.33

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1.5x scale

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.