Home / 4,819.04-7,231.92-2,223.68

Finding the Fourth Proportional to 4,819.04, 7,231.92 and 2,223.68

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Solution

The fourth proportional to 4,819.04, 7,231.92 and 2,223.68 is: 3,337.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.04 : 7,231.92 = 2,223.68 : x
  2. Step 2: Convert to fraction form
    4,819.04/7,231.92 = 2,223.68/x
  3. Step 3: Cross multiply
    4,819.04x = 7,231.92 × 2,223.68
  4. Step 4: Simplify right side
    4,819.04x = 16,081,475.87
  5. Step 5: Solve for x
    x = 16,081,475.87/4,819.04
  6. Step 6: Final answer
    x = 3,337.07

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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.