Home / 10,441.06-15,661.56-2,649.85

Finding the Fourth Proportional to 10,441.06, 15,661.56 and 2,649.85

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Solution

The fourth proportional to 10,441.06, 15,661.56 and 2,649.85 is: 3,974.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441.06 : 15,661.56 = 2,649.85 : x
  2. Step 2: Convert to fraction form
    10,441.06/15,661.56 = 2,649.85/x
  3. Step 3: Cross multiply
    10,441.06x = 15,661.56 × 2,649.85
  4. Step 4: Simplify right side
    10,441.06x = 41,500,784.77
  5. Step 5: Solve for x
    x = 41,500,784.77/10,441.06
  6. Step 6: Final answer
    x = 3,974.77

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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.