Home / 3,288.42-4,933.23-2,118.37

Finding the Fourth Proportional to 3,288.42, 4,933.23 and 2,118.37

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Solution

The fourth proportional to 3,288.42, 4,933.23 and 2,118.37 is: 3,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.42 : 4,933.23 = 2,118.37 : x
  2. Step 2: Convert to fraction form
    3,288.42/4,933.23 = 2,118.37/x
  3. Step 3: Cross multiply
    3,288.42x = 4,933.23 × 2,118.37
  4. Step 4: Simplify right side
    3,288.42x = 10,450,406.44
  5. Step 5: Solve for x
    x = 10,450,406.44/3,288.42
  6. Step 6: Final answer
    x = 3,177.95

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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.