Home / 6,819.82-10,227.68-4,479.73

Finding the Fourth Proportional to 6,819.82, 10,227.68 and 4,479.73

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Solution

The fourth proportional to 6,819.82, 10,227.68 and 4,479.73 is: 6,718.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819.82 : 10,227.68 = 4,479.73 : x
  2. Step 2: Convert to fraction form
    6,819.82/10,227.68 = 4,479.73/x
  3. Step 3: Cross multiply
    6,819.82x = 10,227.68 × 4,479.73
  4. Step 4: Simplify right side
    6,819.82x = 45,817,252.11
  5. Step 5: Solve for x
    x = 45,817,252.11/6,819.82
  6. Step 6: Final answer
    x = 6,718.25

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1.5x scale

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.