Home / 4,819.38-7,228.97-2,222.33

Finding the Fourth Proportional to 4,819.38, 7,228.97 and 2,222.33

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Solution

The fourth proportional to 4,819.38, 7,228.97 and 2,222.33 is: 3,333.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.38 : 7,228.97 = 2,222.33 : x
  2. Step 2: Convert to fraction form
    4,819.38/7,228.97 = 2,222.33/x
  3. Step 3: Cross multiply
    4,819.38x = 7,228.97 × 2,222.33
  4. Step 4: Simplify right side
    4,819.38x = 16,065,109.64
  5. Step 5: Solve for x
    x = 16,065,109.64/4,819.38
  6. Step 6: Final answer
    x = 3,333.44

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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.