Home / 11,458.97-17,182.07-3,960.29

Finding the Fourth Proportional to 11,458.97, 17,182.07 and 3,960.29

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Solution

The fourth proportional to 11,458.97, 17,182.07 and 3,960.29 is: 5,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458.97 : 17,182.07 = 3,960.29 : x
  2. Step 2: Convert to fraction form
    11,458.97/17,182.07 = 3,960.29/x
  3. Step 3: Cross multiply
    11,458.97x = 17,182.07 × 3,960.29
  4. Step 4: Simplify right side
    11,458.97x = 68,046,040.28
  5. Step 5: Solve for x
    x = 68,046,040.28/11,458.97
  6. Step 6: Final answer
    x = 5,938.23

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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.