Home / 11,974.15-16,523.94-6,668.70

Finding the Fourth Proportional to 11,974.15, 16,523.94 and 6,668.70

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Solution

The fourth proportional to 11,974.15, 16,523.94 and 6,668.70 is: 9,202.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.15 : 16,523.94 = 6,668.70 : x
  2. Step 2: Convert to fraction form
    11,974.15/16,523.94 = 6,668.70/x
  3. Step 3: Cross multiply
    11,974.15x = 16,523.94 × 6,668.70
  4. Step 4: Simplify right side
    11,974.15x = 110,193,198.68
  5. Step 5: Solve for x
    x = 110,193,198.68/11,974.15
  6. Step 6: Final answer
    x = 9,202.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.