Home / 3,391.83-5,086.44-1,362.62

Finding the Fourth Proportional to 3,391.83, 5,086.44 and 1,362.62

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Solution

The fourth proportional to 3,391.83, 5,086.44 and 1,362.62 is: 2,043.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.83 : 5,086.44 = 1,362.62 : x
  2. Step 2: Convert to fraction form
    3,391.83/5,086.44 = 1,362.62/x
  3. Step 3: Cross multiply
    3,391.83x = 5,086.44 × 1,362.62
  4. Step 4: Simplify right side
    3,391.83x = 6,930,897.59
  5. Step 5: Solve for x
    x = 6,930,897.59/3,391.83
  6. Step 6: Final answer
    x = 2,043.41

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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.