Home / 3,327.49-4,991.23-1,571.92

Finding the Fourth Proportional to 3,327.49, 4,991.23 and 1,571.92

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Solution

The fourth proportional to 3,327.49, 4,991.23 and 1,571.92 is: 2,357.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.49 : 4,991.23 = 1,571.92 : x
  2. Step 2: Convert to fraction form
    3,327.49/4,991.23 = 1,571.92/x
  3. Step 3: Cross multiply
    3,327.49x = 4,991.23 × 1,571.92
  4. Step 4: Simplify right side
    3,327.49x = 7,845,793.24
  5. Step 5: Solve for x
    x = 7,845,793.24/3,327.49
  6. Step 6: Final answer
    x = 2,357.87

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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.