Home / 6,878.44-10,310.52-5,231.56

Finding the Fourth Proportional to 6,878.44, 10,310.52 and 5,231.56

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Solution

The fourth proportional to 6,878.44, 10,310.52 and 5,231.56 is: 7,841.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878.44 : 10,310.52 = 5,231.56 : x
  2. Step 2: Convert to fraction form
    6,878.44/10,310.52 = 5,231.56/x
  3. Step 3: Cross multiply
    6,878.44x = 10,310.52 × 5,231.56
  4. Step 4: Simplify right side
    6,878.44x = 53,940,104.01
  5. Step 5: Solve for x
    x = 53,940,104.01/6,878.44
  6. Step 6: Final answer
    x = 7,841.91

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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.