Home / 8,245.42-12,367.75-2,698.04

Finding the Fourth Proportional to 8,245.42, 12,367.75 and 2,698.04

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Solution

The fourth proportional to 8,245.42, 12,367.75 and 2,698.04 is: 4,046.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.42 : 12,367.75 = 2,698.04 : x
  2. Step 2: Convert to fraction form
    8,245.42/12,367.75 = 2,698.04/x
  3. Step 3: Cross multiply
    8,245.42x = 12,367.75 × 2,698.04
  4. Step 4: Simplify right side
    8,245.42x = 33,368,608.88
  5. Step 5: Solve for x
    x = 33,368,608.88/8,245.42
  6. Step 6: Final answer
    x = 4,046.93

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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.