Home / 3,273.74-4,907.85-1,327.31

Finding the Fourth Proportional to 3,273.74, 4,907.85 and 1,327.31

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Solution

The fourth proportional to 3,273.74, 4,907.85 and 1,327.31 is: 1,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.74 : 4,907.85 = 1,327.31 : x
  2. Step 2: Convert to fraction form
    3,273.74/4,907.85 = 1,327.31/x
  3. Step 3: Cross multiply
    3,273.74x = 4,907.85 × 1,327.31
  4. Step 4: Simplify right side
    3,273.74x = 6,514,238.38
  5. Step 5: Solve for x
    x = 6,514,238.38/3,273.74
  6. Step 6: Final answer
    x = 1,989.85

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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.