Home / 5,171.66-7,744.53-4,081.94

Finding the Fourth Proportional to 5,171.66, 7,744.53 and 4,081.94

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Solution

The fourth proportional to 5,171.66, 7,744.53 and 4,081.94 is: 6,112.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.66 : 7,744.53 = 4,081.94 : x
  2. Step 2: Convert to fraction form
    5,171.66/7,744.53 = 4,081.94/x
  3. Step 3: Cross multiply
    5,171.66x = 7,744.53 × 4,081.94
  4. Step 4: Simplify right side
    5,171.66x = 31,612,706.79
  5. Step 5: Solve for x
    x = 31,612,706.79/5,171.66
  6. Step 6: Final answer
    x = 6,112.68

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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.