Home / 3,327.36-4,986.54-1,939.92

Finding the Fourth Proportional to 3,327.36, 4,986.54 and 1,939.92

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Solution

The fourth proportional to 3,327.36, 4,986.54 and 1,939.92 is: 2,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.36 : 4,986.54 = 1,939.92 : x
  2. Step 2: Convert to fraction form
    3,327.36/4,986.54 = 1,939.92/x
  3. Step 3: Cross multiply
    3,327.36x = 4,986.54 × 1,939.92
  4. Step 4: Simplify right side
    3,327.36x = 9,673,488.68
  5. Step 5: Solve for x
    x = 9,673,488.68/3,327.36
  6. Step 6: Final answer
    x = 2,907.26

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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.