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Finding the Fourth Proportional to 3,208.22, 4,813.92 and 1,801.76

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Solution

The fourth proportional to 3,208.22, 4,813.92 and 1,801.76 is: 2,703.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.22 : 4,813.92 = 1,801.76 : x
  2. Step 2: Convert to fraction form
    3,208.22/4,813.92 = 1,801.76/x
  3. Step 3: Cross multiply
    3,208.22x = 4,813.92 × 1,801.76
  4. Step 4: Simplify right side
    3,208.22x = 8,673,504.43
  5. Step 5: Solve for x
    x = 8,673,504.43/3,208.22
  6. Step 6: Final answer
    x = 2,703.53

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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.