Home / 3,759.22-5,187.67-2,080.50

Finding the Fourth Proportional to 3,759.22, 5,187.67 and 2,080.50

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Solution

The fourth proportional to 3,759.22, 5,187.67 and 2,080.50 is: 2,871.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.22 : 5,187.67 = 2,080.50 : x
  2. Step 2: Convert to fraction form
    3,759.22/5,187.67 = 2,080.50/x
  3. Step 3: Cross multiply
    3,759.22x = 5,187.67 × 2,080.50
  4. Step 4: Simplify right side
    3,759.22x = 10,792,947.44
  5. Step 5: Solve for x
    x = 10,792,947.44/3,759.22
  6. Step 6: Final answer
    x = 2,871.06

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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.