Home / 11,974.44-17,969.88-4,183.26

Finding the Fourth Proportional to 11,974.44, 17,969.88 and 4,183.26

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Solution

The fourth proportional to 11,974.44, 17,969.88 and 4,183.26 is: 6,277.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.44 : 17,969.88 = 4,183.26 : x
  2. Step 2: Convert to fraction form
    11,974.44/17,969.88 = 4,183.26/x
  3. Step 3: Cross multiply
    11,974.44x = 17,969.88 × 4,183.26
  4. Step 4: Simplify right side
    11,974.44x = 75,172,680.21
  5. Step 5: Solve for x
    x = 75,172,680.21/11,974.44
  6. Step 6: Final answer
    x = 6,277.76

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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.