Home / 4,819.68-7,229.34-1,356.84

Finding the Fourth Proportional to 4,819.68, 7,229.34 and 1,356.84

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Solution

The fourth proportional to 4,819.68, 7,229.34 and 1,356.84 is: 2,035.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.68 : 7,229.34 = 1,356.84 : x
  2. Step 2: Convert to fraction form
    4,819.68/7,229.34 = 1,356.84/x
  3. Step 3: Cross multiply
    4,819.68x = 7,229.34 × 1,356.84
  4. Step 4: Simplify right side
    4,819.68x = 9,809,057.69
  5. Step 5: Solve for x
    x = 9,809,057.69/4,819.68
  6. Step 6: Final answer
    x = 2,035.21

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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.