Home / 8,310.44-12,467.78-2,763.82

Finding the Fourth Proportional to 8,310.44, 12,467.78 and 2,763.82

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Solution

The fourth proportional to 8,310.44, 12,467.78 and 2,763.82 is: 4,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310.44 : 12,467.78 = 2,763.82 : x
  2. Step 2: Convert to fraction form
    8,310.44/12,467.78 = 2,763.82/x
  3. Step 3: Cross multiply
    8,310.44x = 12,467.78 × 2,763.82
  4. Step 4: Simplify right side
    8,310.44x = 34,458,699.72
  5. Step 5: Solve for x
    x = 34,458,699.72/8,310.44
  6. Step 6: Final answer
    x = 4,146.44

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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.