Home / 3,625.46-5,439.99-1,679.03

Finding the Fourth Proportional to 3,625.46, 5,439.99 and 1,679.03

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Solution

The fourth proportional to 3,625.46, 5,439.99 and 1,679.03 is: 2,519.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.46 : 5,439.99 = 1,679.03 : x
  2. Step 2: Convert to fraction form
    3,625.46/5,439.99 = 1,679.03/x
  3. Step 3: Cross multiply
    3,625.46x = 5,439.99 × 1,679.03
  4. Step 4: Simplify right side
    3,625.46x = 9,133,906.41
  5. Step 5: Solve for x
    x = 9,133,906.41/3,625.46
  6. Step 6: Final answer
    x = 2,519.38

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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.