Home / 3,073.78-4,603.37-2,194.12

Finding the Fourth Proportional to 3,073.78, 4,603.37 and 2,194.12

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Solution

The fourth proportional to 3,073.78, 4,603.37 and 2,194.12 is: 3,285.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.78 : 4,603.37 = 2,194.12 : x
  2. Step 2: Convert to fraction form
    3,073.78/4,603.37 = 2,194.12/x
  3. Step 3: Cross multiply
    3,073.78x = 4,603.37 × 2,194.12
  4. Step 4: Simplify right side
    3,073.78x = 10,100,323.17
  5. Step 5: Solve for x
    x = 10,100,323.17/3,073.78
  6. Step 6: Final answer
    x = 3,285.97

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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.