Home / 3,322.87-4,986.24-1,474.19

Finding the Fourth Proportional to 3,322.87, 4,986.24 and 1,474.19

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Solution

The fourth proportional to 3,322.87, 4,986.24 and 1,474.19 is: 2,212.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.87 : 4,986.24 = 1,474.19 : x
  2. Step 2: Convert to fraction form
    3,322.87/4,986.24 = 1,474.19/x
  3. Step 3: Cross multiply
    3,322.87x = 4,986.24 × 1,474.19
  4. Step 4: Simplify right side
    3,322.87x = 7,350,665.15
  5. Step 5: Solve for x
    x = 7,350,665.15/3,322.87
  6. Step 6: Final answer
    x = 2,212.14

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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.