Home / 4,343.92-6,499.32-3,819.76

Finding the Fourth Proportional to 4,343.92, 6,499.32 and 3,819.76

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Solution

The fourth proportional to 4,343.92, 6,499.32 and 3,819.76 is: 5,715.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,343.92 : 6,499.32 = 3,819.76 : x
  2. Step 2: Convert to fraction form
    4,343.92/6,499.32 = 3,819.76/x
  3. Step 3: Cross multiply
    4,343.92x = 6,499.32 × 3,819.76
  4. Step 4: Simplify right side
    4,343.92x = 24,825,842.56
  5. Step 5: Solve for x
    x = 24,825,842.56/4,343.92
  6. Step 6: Final answer
    x = 5,715.08

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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.