Home / 6,741.66-10,105.97-2,578.47

Finding the Fourth Proportional to 6,741.66, 10,105.97 and 2,578.47

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Solution

The fourth proportional to 6,741.66, 10,105.97 and 2,578.47 is: 3,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.66 : 10,105.97 = 2,578.47 : x
  2. Step 2: Convert to fraction form
    6,741.66/10,105.97 = 2,578.47/x
  3. Step 3: Cross multiply
    6,741.66x = 10,105.97 × 2,578.47
  4. Step 4: Simplify right side
    6,741.66x = 26,057,889.68
  5. Step 5: Solve for x
    x = 26,057,889.68/6,741.66
  6. Step 6: Final answer
    x = 3,865.20

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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.