Home / 3,212.26-4,819.12-1,363.44

Finding the Fourth Proportional to 3,212.26, 4,819.12 and 1,363.44

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Solution

The fourth proportional to 3,212.26, 4,819.12 and 1,363.44 is: 2,045.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.26 : 4,819.12 = 1,363.44 : x
  2. Step 2: Convert to fraction form
    3,212.26/4,819.12 = 1,363.44/x
  3. Step 3: Cross multiply
    3,212.26x = 4,819.12 × 1,363.44
  4. Step 4: Simplify right side
    3,212.26x = 6,570,580.97
  5. Step 5: Solve for x
    x = 6,570,580.97/3,212.26
  6. Step 6: Final answer
    x = 2,045.47

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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.