Home / 2,469.27-3,694.49-2,158.84

Finding the Fourth Proportional to 2,469.27, 3,694.49 and 2,158.84

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Solution

The fourth proportional to 2,469.27, 3,694.49 and 2,158.84 is: 3,230.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.27 : 3,694.49 = 2,158.84 : x
  2. Step 2: Convert to fraction form
    2,469.27/3,694.49 = 2,158.84/x
  3. Step 3: Cross multiply
    2,469.27x = 3,694.49 × 2,158.84
  4. Step 4: Simplify right side
    2,469.27x = 7,975,812.79
  5. Step 5: Solve for x
    x = 7,975,812.79/2,469.27
  6. Step 6: Final answer
    x = 3,230.03

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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.