Home / 6,863.78-10,292.63-2,481.27

Finding the Fourth Proportional to 6,863.78, 10,292.63 and 2,481.27

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Solution

The fourth proportional to 6,863.78, 10,292.63 and 2,481.27 is: 3,720.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,863.78 : 10,292.63 = 2,481.27 : x
  2. Step 2: Convert to fraction form
    6,863.78/10,292.63 = 2,481.27/x
  3. Step 3: Cross multiply
    6,863.78x = 10,292.63 × 2,481.27
  4. Step 4: Simplify right side
    6,863.78x = 25,538,781.63
  5. Step 5: Solve for x
    x = 25,538,781.63/6,863.78
  6. Step 6: Final answer
    x = 3,720.81

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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.