Home / 5,241.25-7,851.97-3,097.72

Finding the Fourth Proportional to 5,241.25, 7,851.97 and 3,097.72

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Solution

The fourth proportional to 5,241.25, 7,851.97 and 3,097.72 is: 4,640.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.25 : 7,851.97 = 3,097.72 : x
  2. Step 2: Convert to fraction form
    5,241.25/7,851.97 = 3,097.72/x
  3. Step 3: Cross multiply
    5,241.25x = 7,851.97 × 3,097.72
  4. Step 4: Simplify right side
    5,241.25x = 24,323,149.76
  5. Step 5: Solve for x
    x = 24,323,149.76/5,241.25
  6. Step 6: Final answer
    x = 4,640.72

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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.