Home / 10,640.44-15,960.66-2,849.25

Finding the Fourth Proportional to 10,640.44, 15,960.66 and 2,849.25

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Solution

The fourth proportional to 10,640.44, 15,960.66 and 2,849.25 is: 4,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640.44 : 15,960.66 = 2,849.25 : x
  2. Step 2: Convert to fraction form
    10,640.44/15,960.66 = 2,849.25/x
  3. Step 3: Cross multiply
    10,640.44x = 15,960.66 × 2,849.25
  4. Step 4: Simplify right side
    10,640.44x = 45,475,910.51
  5. Step 5: Solve for x
    x = 45,475,910.51/10,640.44
  6. Step 6: Final answer
    x = 4,273.88

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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.