Home / 5,163.31-7,125.36-3,067.43

Finding the Fourth Proportional to 5,163.31, 7,125.36 and 3,067.43

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Solution

The fourth proportional to 5,163.31, 7,125.36 and 3,067.43 is: 4,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.31 : 7,125.36 = 3,067.43 : x
  2. Step 2: Convert to fraction form
    5,163.31/7,125.36 = 3,067.43/x
  3. Step 3: Cross multiply
    5,163.31x = 7,125.36 × 3,067.43
  4. Step 4: Simplify right side
    5,163.31x = 21,856,547.48
  5. Step 5: Solve for x
    x = 21,856,547.48/5,163.31
  6. Step 6: Final answer
    x = 4,233.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.