Home / 11,167.97-16,754.12-5,979.65

Finding the Fourth Proportional to 11,167.97, 16,754.12 and 5,979.65

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Solution

The fourth proportional to 11,167.97, 16,754.12 and 5,979.65 is: 8,970.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.97 : 16,754.12 = 5,979.65 : x
  2. Step 2: Convert to fraction form
    11,167.97/16,754.12 = 5,979.65/x
  3. Step 3: Cross multiply
    11,167.97x = 16,754.12 × 5,979.65
  4. Step 4: Simplify right side
    11,167.97x = 100,183,659.99
  5. Step 5: Solve for x
    x = 100,183,659.99/11,167.97
  6. Step 6: Final answer
    x = 8,970.63

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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.