Home / 11,351.26-17,028.41-3,954.72

Finding the Fourth Proportional to 11,351.26, 17,028.41 and 3,954.72

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Solution

The fourth proportional to 11,351.26, 17,028.41 and 3,954.72 is: 5,932.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351.26 : 17,028.41 = 3,954.72 : x
  2. Step 2: Convert to fraction form
    11,351.26/17,028.41 = 3,954.72/x
  3. Step 3: Cross multiply
    11,351.26x = 17,028.41 × 3,954.72
  4. Step 4: Simplify right side
    11,351.26x = 67,342,659.92
  5. Step 5: Solve for x
    x = 67,342,659.92/11,351.26
  6. Step 6: Final answer
    x = 5,932.62

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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.