Home / 11,091.09-16,617.82-6,699.32

Finding the Fourth Proportional to 11,091.09, 16,617.82 and 6,699.32

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Solution

The fourth proportional to 11,091.09, 16,617.82 and 6,699.32 is: 10,037.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.09 : 16,617.82 = 6,699.32 : x
  2. Step 2: Convert to fraction form
    11,091.09/16,617.82 = 6,699.32/x
  3. Step 3: Cross multiply
    11,091.09x = 16,617.82 × 6,699.32
  4. Step 4: Simplify right side
    11,091.09x = 111,328,010.79
  5. Step 5: Solve for x
    x = 111,328,010.79/11,091.09
  6. Step 6: Final answer
    x = 10,037.61

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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.