Home / 8,133.66-12,191.94-3,452.58

Finding the Fourth Proportional to 8,133.66, 12,191.94 and 3,452.58

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Solution

The fourth proportional to 8,133.66, 12,191.94 and 3,452.58 is: 5,175.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.66 : 12,191.94 = 3,452.58 : x
  2. Step 2: Convert to fraction form
    8,133.66/12,191.94 = 3,452.58/x
  3. Step 3: Cross multiply
    8,133.66x = 12,191.94 × 3,452.58
  4. Step 4: Simplify right side
    8,133.66x = 42,093,648.21
  5. Step 5: Solve for x
    x = 42,093,648.21/8,133.66
  6. Step 6: Final answer
    x = 5,175.24

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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.