Home / 11,091.96-16,641.54-4,167

Finding the Fourth Proportional to 11,091.96, 16,641.54 and 4,167

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Solution

The fourth proportional to 11,091.96, 16,641.54 and 4,167 is: 6,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.96 : 16,641.54 = 4,167 : x
  2. Step 2: Convert to fraction form
    11,091.96/16,641.54 = 4,167/x
  3. Step 3: Cross multiply
    11,091.96x = 16,641.54 × 4,167
  4. Step 4: Simplify right side
    11,091.96x = 69,345,297.18
  5. Step 5: Solve for x
    x = 69,345,297.18/11,091.96
  6. Step 6: Final answer
    x = 6,251.85

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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.