Home / 6,844.72-10,272.85-2,687.65

Finding the Fourth Proportional to 6,844.72, 10,272.85 and 2,687.65

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Solution

The fourth proportional to 6,844.72, 10,272.85 and 2,687.65 is: 4,033.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,844.72 : 10,272.85 = 2,687.65 : x
  2. Step 2: Convert to fraction form
    6,844.72/10,272.85 = 2,687.65/x
  3. Step 3: Cross multiply
    6,844.72x = 10,272.85 × 2,687.65
  4. Step 4: Simplify right side
    6,844.72x = 27,609,825.30
  5. Step 5: Solve for x
    x = 27,609,825.30/6,844.72
  6. Step 6: Final answer
    x = 4,033.74

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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.