Home / 3,745.10-5,620.44-2,773.82

Finding the Fourth Proportional to 3,745.10, 5,620.44 and 2,773.82

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Solution

The fourth proportional to 3,745.10, 5,620.44 and 2,773.82 is: 4,162.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.10 : 5,620.44 = 2,773.82 : x
  2. Step 2: Convert to fraction form
    3,745.10/5,620.44 = 2,773.82/x
  3. Step 3: Cross multiply
    3,745.10x = 5,620.44 × 2,773.82
  4. Step 4: Simplify right side
    3,745.10x = 15,590,088.88
  5. Step 5: Solve for x
    x = 15,590,088.88/3,745.10
  6. Step 6: Final answer
    x = 4,162.80

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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.