Home / 4,940.50-6,817.89-2,732.50

Finding the Fourth Proportional to 4,940.50, 6,817.89 and 2,732.50

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Solution

The fourth proportional to 4,940.50, 6,817.89 and 2,732.50 is: 3,770.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.50 : 6,817.89 = 2,732.50 : x
  2. Step 2: Convert to fraction form
    4,940.50/6,817.89 = 2,732.50/x
  3. Step 3: Cross multiply
    4,940.50x = 6,817.89 × 2,732.50
  4. Step 4: Simplify right side
    4,940.50x = 18,629,884.43
  5. Step 5: Solve for x
    x = 18,629,884.43/4,940.50
  6. Step 6: Final answer
    x = 3,770.85

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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.