Home / 6,636.60-9,949.77-3,517.02

Finding the Fourth Proportional to 6,636.60, 9,949.77 and 3,517.02

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Solution

The fourth proportional to 6,636.60, 9,949.77 and 3,517.02 is: 5,272.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.60 : 9,949.77 = 3,517.02 : x
  2. Step 2: Convert to fraction form
    6,636.60/9,949.77 = 3,517.02/x
  3. Step 3: Cross multiply
    6,636.60x = 9,949.77 × 3,517.02
  4. Step 4: Simplify right side
    6,636.60x = 34,993,540.09
  5. Step 5: Solve for x
    x = 34,993,540.09/6,636.60
  6. Step 6: Final answer
    x = 5,272.81

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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.