Home / 11,202.48-16,791.98-4,179.66

Finding the Fourth Proportional to 11,202.48, 16,791.98 and 4,179.66

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Solution

The fourth proportional to 11,202.48, 16,791.98 and 4,179.66 is: 6,265.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,202.48 : 16,791.98 = 4,179.66 : x
  2. Step 2: Convert to fraction form
    11,202.48/16,791.98 = 4,179.66/x
  3. Step 3: Cross multiply
    11,202.48x = 16,791.98 × 4,179.66
  4. Step 4: Simplify right side
    11,202.48x = 70,184,767.13
  5. Step 5: Solve for x
    x = 70,184,767.13/11,202.48
  6. Step 6: Final answer
    x = 6,265.11

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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.