Home / 8,366.43-12,551.52-2,819.36

Finding the Fourth Proportional to 8,366.43, 12,551.52 and 2,819.36

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Solution

The fourth proportional to 8,366.43, 12,551.52 and 2,819.36 is: 4,229.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.43 : 12,551.52 = 2,819.36 : x
  2. Step 2: Convert to fraction form
    8,366.43/12,551.52 = 2,819.36/x
  3. Step 3: Cross multiply
    8,366.43x = 12,551.52 × 2,819.36
  4. Step 4: Simplify right side
    8,366.43x = 35,387,190.67
  5. Step 5: Solve for x
    x = 35,387,190.67/8,366.43
  6. Step 6: Final answer
    x = 4,229.66

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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.