Home / 2,419.80-3,628.62-1,493.94

Finding the Fourth Proportional to 2,419.80, 3,628.62 and 1,493.94

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Solution

The fourth proportional to 2,419.80, 3,628.62 and 1,493.94 is: 2,240.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419.80 : 3,628.62 = 1,493.94 : x
  2. Step 2: Convert to fraction form
    2,419.80/3,628.62 = 1,493.94/x
  3. Step 3: Cross multiply
    2,419.80x = 3,628.62 × 1,493.94
  4. Step 4: Simplify right side
    2,419.80x = 5,420,940.56
  5. Step 5: Solve for x
    x = 5,420,940.56/2,419.80
  6. Step 6: Final answer
    x = 2,240.24

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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.