Home / 5,821.28-8,723.84-2,694.42

Finding the Fourth Proportional to 5,821.28, 8,723.84 and 2,694.42

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Solution

The fourth proportional to 5,821.28, 8,723.84 and 2,694.42 is: 4,037.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.28 : 8,723.84 = 2,694.42 : x
  2. Step 2: Convert to fraction form
    5,821.28/8,723.84 = 2,694.42/x
  3. Step 3: Cross multiply
    5,821.28x = 8,723.84 × 2,694.42
  4. Step 4: Simplify right side
    5,821.28x = 23,505,688.97
  5. Step 5: Solve for x
    x = 23,505,688.97/5,821.28
  6. Step 6: Final answer
    x = 4,037.89

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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.