Home / 3,213.66-4,819.52-1,364.76

Finding the Fourth Proportional to 3,213.66, 4,819.52 and 1,364.76

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Solution

The fourth proportional to 3,213.66, 4,819.52 and 1,364.76 is: 2,046.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.66 : 4,819.52 = 1,364.76 : x
  2. Step 2: Convert to fraction form
    3,213.66/4,819.52 = 1,364.76/x
  3. Step 3: Cross multiply
    3,213.66x = 4,819.52 × 1,364.76
  4. Step 4: Simplify right side
    3,213.66x = 6,577,488.12
  5. Step 5: Solve for x
    x = 6,577,488.12/3,213.66
  6. Step 6: Final answer
    x = 2,046.73

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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.