Home / 11,067.80-16,603.74-3,169.98

Finding the Fourth Proportional to 11,067.80, 16,603.74 and 3,169.98

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Solution

The fourth proportional to 11,067.80, 16,603.74 and 3,169.98 is: 4,755.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067.80 : 16,603.74 = 3,169.98 : x
  2. Step 2: Convert to fraction form
    11,067.80/16,603.74 = 3,169.98/x
  3. Step 3: Cross multiply
    11,067.80x = 16,603.74 × 3,169.98
  4. Step 4: Simplify right side
    11,067.80x = 52,633,523.73
  5. Step 5: Solve for x
    x = 52,633,523.73/11,067.80
  6. Step 6: Final answer
    x = 4,755.55

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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.