Home / 3,382.26-5,075.66-1,190.98

Finding the Fourth Proportional to 3,382.26, 5,075.66 and 1,190.98

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Solution

The fourth proportional to 3,382.26, 5,075.66 and 1,190.98 is: 1,787.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.26 : 5,075.66 = 1,190.98 : x
  2. Step 2: Convert to fraction form
    3,382.26/5,075.66 = 1,190.98/x
  3. Step 3: Cross multiply
    3,382.26x = 5,075.66 × 1,190.98
  4. Step 4: Simplify right side
    3,382.26x = 6,045,009.55
  5. Step 5: Solve for x
    x = 6,045,009.55/3,382.26
  6. Step 6: Final answer
    x = 1,787.27

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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.