Home / 3,578.73-5,369.21-1,606

Finding the Fourth Proportional to 3,578.73, 5,369.21 and 1,606

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Solution

The fourth proportional to 3,578.73, 5,369.21 and 1,606 is: 2,409.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.73 : 5,369.21 = 1,606 : x
  2. Step 2: Convert to fraction form
    3,578.73/5,369.21 = 1,606/x
  3. Step 3: Cross multiply
    3,578.73x = 5,369.21 × 1,606
  4. Step 4: Simplify right side
    3,578.73x = 8,622,951.26
  5. Step 5: Solve for x
    x = 8,622,951.26/3,578.73
  6. Step 6: Final answer
    x = 2,409.50

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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.