Home / 10,744.26-16,121.16-4,170.95

Finding the Fourth Proportional to 10,744.26, 16,121.16 and 4,170.95

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Solution

The fourth proportional to 10,744.26, 16,121.16 and 4,170.95 is: 6,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,744.26 : 16,121.16 = 4,170.95 : x
  2. Step 2: Convert to fraction form
    10,744.26/16,121.16 = 4,170.95/x
  3. Step 3: Cross multiply
    10,744.26x = 16,121.16 × 4,170.95
  4. Step 4: Simplify right side
    10,744.26x = 67,240,471.70
  5. Step 5: Solve for x
    x = 67,240,471.70/10,744.26
  6. Step 6: Final answer
    x = 6,258.27

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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.