Home / 3,830.26-5,745.40-2,531.44

Finding the Fourth Proportional to 3,830.26, 5,745.40 and 2,531.44

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Solution

The fourth proportional to 3,830.26, 5,745.40 and 2,531.44 is: 3,797.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.26 : 5,745.40 = 2,531.44 : x
  2. Step 2: Convert to fraction form
    3,830.26/5,745.40 = 2,531.44/x
  3. Step 3: Cross multiply
    3,830.26x = 5,745.40 × 2,531.44
  4. Step 4: Simplify right side
    3,830.26x = 14,544,100.32
  5. Step 5: Solve for x
    x = 14,544,100.32/3,830.26
  6. Step 6: Final answer
    x = 3,797.16

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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.