Home / 11,788.62-17,680.18-3,466.41

Finding the Fourth Proportional to 11,788.62, 17,680.18 and 3,466.41

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Solution

The fourth proportional to 11,788.62, 17,680.18 and 3,466.41 is: 5,198.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788.62 : 17,680.18 = 3,466.41 : x
  2. Step 2: Convert to fraction form
    11,788.62/17,680.18 = 3,466.41/x
  3. Step 3: Cross multiply
    11,788.62x = 17,680.18 × 3,466.41
  4. Step 4: Simplify right side
    11,788.62x = 61,286,752.75
  5. Step 5: Solve for x
    x = 61,286,752.75/11,788.62
  6. Step 6: Final answer
    x = 5,198.81

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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.