Home / 10,546.74-15,819.57-3,151.26

Finding the Fourth Proportional to 10,546.74, 15,819.57 and 3,151.26

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Solution

The fourth proportional to 10,546.74, 15,819.57 and 3,151.26 is: 4,726.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,546.74 : 15,819.57 = 3,151.26 : x
  2. Step 2: Convert to fraction form
    10,546.74/15,819.57 = 3,151.26/x
  3. Step 3: Cross multiply
    10,546.74x = 15,819.57 × 3,151.26
  4. Step 4: Simplify right side
    10,546.74x = 49,851,578.16
  5. Step 5: Solve for x
    x = 49,851,578.16/10,546.74
  6. Step 6: Final answer
    x = 4,726.73

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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.