Home / 4,982.31-6,874.88-2,744.18

Finding the Fourth Proportional to 4,982.31, 6,874.88 and 2,744.18

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Solution

The fourth proportional to 4,982.31, 6,874.88 and 2,744.18 is: 3,786.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.31 : 6,874.88 = 2,744.18 : x
  2. Step 2: Convert to fraction form
    4,982.31/6,874.88 = 2,744.18/x
  3. Step 3: Cross multiply
    4,982.31x = 6,874.88 × 2,744.18
  4. Step 4: Simplify right side
    4,982.31x = 18,865,885.88
  5. Step 5: Solve for x
    x = 18,865,885.88/4,982.31
  6. Step 6: Final answer
    x = 3,786.57

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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.