Home / 11,448.45-17,179.29-6,183.56

Finding the Fourth Proportional to 11,448.45, 17,179.29 and 6,183.56

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Solution

The fourth proportional to 11,448.45, 17,179.29 and 6,183.56 is: 9,278.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,448.45 : 17,179.29 = 6,183.56 : x
  2. Step 2: Convert to fraction form
    11,448.45/17,179.29 = 6,183.56/x
  3. Step 3: Cross multiply
    11,448.45x = 17,179.29 × 6,183.56
  4. Step 4: Simplify right side
    11,448.45x = 106,229,084.58
  5. Step 5: Solve for x
    x = 106,229,084.58/11,448.45
  6. Step 6: Final answer
    x = 9,278.91

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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.