Home / 4,942.66-6,821.05-2,704.70

Finding the Fourth Proportional to 4,942.66, 6,821.05 and 2,704.70

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Solution

The fourth proportional to 4,942.66, 6,821.05 and 2,704.70 is: 3,732.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.66 : 6,821.05 = 2,704.70 : x
  2. Step 2: Convert to fraction form
    4,942.66/6,821.05 = 2,704.70/x
  3. Step 3: Cross multiply
    4,942.66x = 6,821.05 × 2,704.70
  4. Step 4: Simplify right side
    4,942.66x = 18,448,893.94
  5. Step 5: Solve for x
    x = 18,448,893.94/4,942.66
  6. Step 6: Final answer
    x = 3,732.58

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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.