Home / 3,943.56-5,908.73-2,771.46

Finding the Fourth Proportional to 3,943.56, 5,908.73 and 2,771.46

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Solution

The fourth proportional to 3,943.56, 5,908.73 and 2,771.46 is: 4,152.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.56 : 5,908.73 = 2,771.46 : x
  2. Step 2: Convert to fraction form
    3,943.56/5,908.73 = 2,771.46/x
  3. Step 3: Cross multiply
    3,943.56x = 5,908.73 × 2,771.46
  4. Step 4: Simplify right side
    3,943.56x = 16,375,823.91
  5. Step 5: Solve for x
    x = 16,375,823.91/3,943.56
  6. Step 6: Final answer
    x = 4,152.55

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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.