Home / 3,516.25-5,274.38-2,054.61

Finding the Fourth Proportional to 3,516.25, 5,274.38 and 2,054.61

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Solution

The fourth proportional to 3,516.25, 5,274.38 and 2,054.61 is: 3,081.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.25 : 5,274.38 = 2,054.61 : x
  2. Step 2: Convert to fraction form
    3,516.25/5,274.38 = 2,054.61/x
  3. Step 3: Cross multiply
    3,516.25x = 5,274.38 × 2,054.61
  4. Step 4: Simplify right side
    3,516.25x = 10,836,757.25
  5. Step 5: Solve for x
    x = 10,836,757.25/3,516.25
  6. Step 6: Final answer
    x = 3,081.91

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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.