Home / 10,546.27-15,819.10-2,755.09

Finding the Fourth Proportional to 10,546.27, 15,819.10 and 2,755.09

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Solution

The fourth proportional to 10,546.27, 15,819.10 and 2,755.09 is: 4,132.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,546.27 : 15,819.10 = 2,755.09 : x
  2. Step 2: Convert to fraction form
    10,546.27/15,819.10 = 2,755.09/x
  3. Step 3: Cross multiply
    10,546.27x = 15,819.10 × 2,755.09
  4. Step 4: Simplify right side
    10,546.27x = 43,583,044.22
  5. Step 5: Solve for x
    x = 43,583,044.22/10,546.27
  6. Step 6: Final answer
    x = 4,132.56

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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.