Home / 4,942.79-6,821.04-2,704.66

Finding the Fourth Proportional to 4,942.79, 6,821.04 and 2,704.66

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Solution

The fourth proportional to 4,942.79, 6,821.04 and 2,704.66 is: 3,732.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.79 : 6,821.04 = 2,704.66 : x
  2. Step 2: Convert to fraction form
    4,942.79/6,821.04 = 2,704.66/x
  3. Step 3: Cross multiply
    4,942.79x = 6,821.04 × 2,704.66
  4. Step 4: Simplify right side
    4,942.79x = 18,448,571.92
  5. Step 5: Solve for x
    x = 18,448,571.92/4,942.79
  6. Step 6: Final answer
    x = 3,732.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.