Home / 3,329.73-4,995.36-1,138.47

Finding the Fourth Proportional to 3,329.73, 4,995.36 and 1,138.47

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Solution

The fourth proportional to 3,329.73, 4,995.36 and 1,138.47 is: 1,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.73 : 4,995.36 = 1,138.47 : x
  2. Step 2: Convert to fraction form
    3,329.73/4,995.36 = 1,138.47/x
  3. Step 3: Cross multiply
    3,329.73x = 4,995.36 × 1,138.47
  4. Step 4: Simplify right side
    3,329.73x = 5,687,067.50
  5. Step 5: Solve for x
    x = 5,687,067.50/3,329.73
  6. Step 6: Final answer
    x = 1,707.97

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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.