Home / 8,441.25-12,661.87-2,201.24

Finding the Fourth Proportional to 8,441.25, 12,661.87 and 2,201.24

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Solution

The fourth proportional to 8,441.25, 12,661.87 and 2,201.24 is: 3,301.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,441.25 : 12,661.87 = 2,201.24 : x
  2. Step 2: Convert to fraction form
    8,441.25/12,661.87 = 2,201.24/x
  3. Step 3: Cross multiply
    8,441.25x = 12,661.87 × 2,201.24
  4. Step 4: Simplify right side
    8,441.25x = 27,871,814.72
  5. Step 5: Solve for x
    x = 27,871,814.72/8,441.25
  6. Step 6: Final answer
    x = 3,301.86

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Similar ratio
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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.