Home / 8,494.09-11,724.24-5,976.79

Finding the Fourth Proportional to 8,494.09, 11,724.24 and 5,976.79

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Solution

The fourth proportional to 8,494.09, 11,724.24 and 5,976.79 is: 8,249.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,494.09 : 11,724.24 = 5,976.79 : x
  2. Step 2: Convert to fraction form
    8,494.09/11,724.24 = 5,976.79/x
  3. Step 3: Cross multiply
    8,494.09x = 11,724.24 × 5,976.79
  4. Step 4: Simplify right side
    8,494.09x = 70,073,320.39
  5. Step 5: Solve for x
    x = 70,073,320.39/8,494.09
  6. Step 6: Final answer
    x = 8,249.66

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Half scale
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Double scale
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Similar ratio
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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.