Home / 11,198.08-16,786.24-5,353.12

Finding the Fourth Proportional to 11,198.08, 16,786.24 and 5,353.12

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Solution

The fourth proportional to 11,198.08, 16,786.24 and 5,353.12 is: 8,024.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198.08 : 16,786.24 = 5,353.12 : x
  2. Step 2: Convert to fraction form
    11,198.08/16,786.24 = 5,353.12/x
  3. Step 3: Cross multiply
    11,198.08x = 16,786.24 × 5,353.12
  4. Step 4: Simplify right side
    11,198.08x = 89,858,757.07
  5. Step 5: Solve for x
    x = 89,858,757.07/11,198.08
  6. Step 6: Final answer
    x = 8,024.48

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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.