Home / 4,819.50-7,226.01-2,221.02

Finding the Fourth Proportional to 4,819.50, 7,226.01 and 2,221.02

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Solution

The fourth proportional to 4,819.50, 7,226.01 and 2,221.02 is: 3,330.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.50 : 7,226.01 = 2,221.02 : x
  2. Step 2: Convert to fraction form
    4,819.50/7,226.01 = 2,221.02/x
  3. Step 3: Cross multiply
    4,819.50x = 7,226.01 × 2,221.02
  4. Step 4: Simplify right side
    4,819.50x = 16,049,112.73
  5. Step 5: Solve for x
    x = 16,049,112.73/4,819.50
  6. Step 6: Final answer
    x = 3,330.04

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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.