Home / 8,366.30-12,548.77-2,819.53

Finding the Fourth Proportional to 8,366.30, 12,548.77 and 2,819.53

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Solution

The fourth proportional to 8,366.30, 12,548.77 and 2,819.53 is: 4,229.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.30 : 12,548.77 = 2,819.53 : x
  2. Step 2: Convert to fraction form
    8,366.30/12,548.77 = 2,819.53/x
  3. Step 3: Cross multiply
    8,366.30x = 12,548.77 × 2,819.53
  4. Step 4: Simplify right side
    8,366.30x = 35,381,570.73
  5. Step 5: Solve for x
    x = 35,381,570.73/8,366.30
  6. Step 6: Final answer
    x = 4,229.06

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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.