Home / 7,231.78-10,844.34-2,725.66

Finding the Fourth Proportional to 7,231.78, 10,844.34 and 2,725.66

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Solution

The fourth proportional to 7,231.78, 10,844.34 and 2,725.66 is: 4,087.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231.78 : 10,844.34 = 2,725.66 : x
  2. Step 2: Convert to fraction form
    7,231.78/10,844.34 = 2,725.66/x
  3. Step 3: Cross multiply
    7,231.78x = 10,844.34 × 2,725.66
  4. Step 4: Simplify right side
    7,231.78x = 29,557,983.76
  5. Step 5: Solve for x
    x = 29,557,983.76/7,231.78
  6. Step 6: Final answer
    x = 4,087.23

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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.