Home / 8,805.50-13,198.94-3,255.28

Finding the Fourth Proportional to 8,805.50, 13,198.94 and 3,255.28

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Solution

The fourth proportional to 8,805.50, 13,198.94 and 3,255.28 is: 4,879.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805.50 : 13,198.94 = 3,255.28 : x
  2. Step 2: Convert to fraction form
    8,805.50/13,198.94 = 3,255.28/x
  3. Step 3: Cross multiply
    8,805.50x = 13,198.94 × 3,255.28
  4. Step 4: Simplify right side
    8,805.50x = 42,966,245.40
  5. Step 5: Solve for x
    x = 42,966,245.40/8,805.50
  6. Step 6: Final answer
    x = 4,879.48

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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.