Home / 11,948.30-17,922.86-3,183.23

Finding the Fourth Proportional to 11,948.30, 17,922.86 and 3,183.23

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Solution

The fourth proportional to 11,948.30, 17,922.86 and 3,183.23 is: 4,774.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,948.30 : 17,922.86 = 3,183.23 : x
  2. Step 2: Convert to fraction form
    11,948.30/17,922.86 = 3,183.23/x
  3. Step 3: Cross multiply
    11,948.30x = 17,922.86 × 3,183.23
  4. Step 4: Simplify right side
    11,948.30x = 57,052,480.11
  5. Step 5: Solve for x
    x = 57,052,480.11/11,948.30
  6. Step 6: Final answer
    x = 4,774.95

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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.