Home / 11,201.10-16,796.77-3,408.09

Finding the Fourth Proportional to 11,201.10, 16,796.77 and 3,408.09

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Solution

The fourth proportional to 11,201.10, 16,796.77 and 3,408.09 is: 5,110.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.10 : 16,796.77 = 3,408.09 : x
  2. Step 2: Convert to fraction form
    11,201.10/16,796.77 = 3,408.09/x
  3. Step 3: Cross multiply
    11,201.10x = 16,796.77 × 3,408.09
  4. Step 4: Simplify right side
    11,201.10x = 57,244,895.35
  5. Step 5: Solve for x
    x = 57,244,895.35/11,201.10
  6. Step 6: Final answer
    x = 5,110.65

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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.