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Finding the Fourth Proportional to 8,692.38, 13,033.86 and 3,067.23

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Solution

The fourth proportional to 8,692.38, 13,033.86 and 3,067.23 is: 4,599.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692.38 : 13,033.86 = 3,067.23 : x
  2. Step 2: Convert to fraction form
    8,692.38/13,033.86 = 3,067.23/x
  3. Step 3: Cross multiply
    8,692.38x = 13,033.86 × 3,067.23
  4. Step 4: Simplify right side
    8,692.38x = 39,977,846.41
  5. Step 5: Solve for x
    x = 39,977,846.41/8,692.38
  6. Step 6: Final answer
    x = 4,599.18

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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.