Home / 3,608.45-4,977.03-2,759.62

Finding the Fourth Proportional to 3,608.45, 4,977.03 and 2,759.62

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Solution

The fourth proportional to 3,608.45, 4,977.03 and 2,759.62 is: 3,806.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.45 : 4,977.03 = 2,759.62 : x
  2. Step 2: Convert to fraction form
    3,608.45/4,977.03 = 2,759.62/x
  3. Step 3: Cross multiply
    3,608.45x = 4,977.03 × 2,759.62
  4. Step 4: Simplify right side
    3,608.45x = 13,734,672.85
  5. Step 5: Solve for x
    x = 13,734,672.85/3,608.45
  6. Step 6: Final answer
    x = 3,806.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.