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Finding the Fourth Proportional to 11,226.73, 16,843.73 and 5,383.75

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Solution

The fourth proportional to 11,226.73, 16,843.73 and 5,383.75 is: 8,077.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226.73 : 16,843.73 = 5,383.75 : x
  2. Step 2: Convert to fraction form
    11,226.73/16,843.73 = 5,383.75/x
  3. Step 3: Cross multiply
    11,226.73x = 16,843.73 × 5,383.75
  4. Step 4: Simplify right side
    11,226.73x = 90,682,431.39
  5. Step 5: Solve for x
    x = 90,682,431.39/11,226.73
  6. Step 6: Final answer
    x = 8,077.37

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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.