Home / 8,968.57-13,449.96-3,268.72

Finding the Fourth Proportional to 8,968.57, 13,449.96 and 3,268.72

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Solution

The fourth proportional to 8,968.57, 13,449.96 and 3,268.72 is: 4,902.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968.57 : 13,449.96 = 3,268.72 : x
  2. Step 2: Convert to fraction form
    8,968.57/13,449.96 = 3,268.72/x
  3. Step 3: Cross multiply
    8,968.57x = 13,449.96 × 3,268.72
  4. Step 4: Simplify right side
    8,968.57x = 43,964,153.25
  5. Step 5: Solve for x
    x = 43,964,153.25/8,968.57
  6. Step 6: Final answer
    x = 4,902.02

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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.