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Finding the Fourth Proportional to 11,166.69, 16,745.04 and 3,769.23

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Solution

The fourth proportional to 11,166.69, 16,745.04 and 3,769.23 is: 5,652.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.69 : 16,745.04 = 3,769.23 : x
  2. Step 2: Convert to fraction form
    11,166.69/16,745.04 = 3,769.23/x
  3. Step 3: Cross multiply
    11,166.69x = 16,745.04 × 3,769.23
  4. Step 4: Simplify right side
    11,166.69x = 63,115,907.12
  5. Step 5: Solve for x
    x = 63,115,907.12/11,166.69
  6. Step 6: Final answer
    x = 5,652.16

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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.