Home / 3,745.44-5,167.40-2,252.21

Finding the Fourth Proportional to 3,745.44, 5,167.40 and 2,252.21

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Solution

The fourth proportional to 3,745.44, 5,167.40 and 2,252.21 is: 3,107.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.44 : 5,167.40 = 2,252.21 : x
  2. Step 2: Convert to fraction form
    3,745.44/5,167.40 = 2,252.21/x
  3. Step 3: Cross multiply
    3,745.44x = 5,167.40 × 2,252.21
  4. Step 4: Simplify right side
    3,745.44x = 11,638,032.86
  5. Step 5: Solve for x
    x = 11,638,032.86/3,745.44
  6. Step 6: Final answer
    x = 3,107.25

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1.5x scale

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.