Home / 8,544.83-12,819.09-2,621.73

Finding the Fourth Proportional to 8,544.83, 12,819.09 and 2,621.73

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Solution

The fourth proportional to 8,544.83, 12,819.09 and 2,621.73 is: 3,933.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.83 : 12,819.09 = 2,621.73 : x
  2. Step 2: Convert to fraction form
    8,544.83/12,819.09 = 2,621.73/x
  3. Step 3: Cross multiply
    8,544.83x = 12,819.09 × 2,621.73
  4. Step 4: Simplify right side
    8,544.83x = 33,608,192.83
  5. Step 5: Solve for x
    x = 33,608,192.83/8,544.83
  6. Step 6: Final answer
    x = 3,933.16

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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.