Home / 3,192.82-4,791.96-1,807.52

Finding the Fourth Proportional to 3,192.82, 4,791.96 and 1,807.52

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Solution

The fourth proportional to 3,192.82, 4,791.96 and 1,807.52 is: 2,712.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.82 : 4,791.96 = 1,807.52 : x
  2. Step 2: Convert to fraction form
    3,192.82/4,791.96 = 1,807.52/x
  3. Step 3: Cross multiply
    3,192.82x = 4,791.96 × 1,807.52
  4. Step 4: Simplify right side
    3,192.82x = 8,661,539.58
  5. Step 5: Solve for x
    x = 8,661,539.58/3,192.82
  6. Step 6: Final answer
    x = 2,712.82

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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.