Home / 7,997.40-11,976.66-4,524.12

Finding the Fourth Proportional to 7,997.40, 11,976.66 and 4,524.12

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Solution

The fourth proportional to 7,997.40, 11,976.66 and 4,524.12 is: 6,775.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.40 : 11,976.66 = 4,524.12 : x
  2. Step 2: Convert to fraction form
    7,997.40/11,976.66 = 4,524.12/x
  3. Step 3: Cross multiply
    7,997.40x = 11,976.66 × 4,524.12
  4. Step 4: Simplify right side
    7,997.40x = 54,183,847.04
  5. Step 5: Solve for x
    x = 54,183,847.04/7,997.40
  6. Step 6: Final answer
    x = 6,775.18

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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.