Home / 6,878.67-10,322.25-2,717.97

Finding the Fourth Proportional to 6,878.67, 10,322.25 and 2,717.97

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Solution

The fourth proportional to 6,878.67, 10,322.25 and 2,717.97 is: 4,078.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878.67 : 10,322.25 = 2,717.97 : x
  2. Step 2: Convert to fraction form
    6,878.67/10,322.25 = 2,717.97/x
  3. Step 3: Cross multiply
    6,878.67x = 10,322.25 × 2,717.97
  4. Step 4: Simplify right side
    6,878.67x = 28,055,565.83
  5. Step 5: Solve for x
    x = 28,055,565.83/6,878.67
  6. Step 6: Final answer
    x = 4,078.63

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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.