Home / 10,091.15-15,134.96-2,695.71

Finding the Fourth Proportional to 10,091.15, 15,134.96 and 2,695.71

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Solution

The fourth proportional to 10,091.15, 15,134.96 and 2,695.71 is: 4,043.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,091.15 : 15,134.96 = 2,695.71 : x
  2. Step 2: Convert to fraction form
    10,091.15/15,134.96 = 2,695.71/x
  3. Step 3: Cross multiply
    10,091.15x = 15,134.96 × 2,695.71
  4. Step 4: Simplify right side
    10,091.15x = 40,799,449.54
  5. Step 5: Solve for x
    x = 40,799,449.54/10,091.15
  6. Step 6: Final answer
    x = 4,043.09

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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.