Home / 3,642.77-5,455.44-2,251.88

Finding the Fourth Proportional to 3,642.77, 5,455.44 and 2,251.88

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Solution

The fourth proportional to 3,642.77, 5,455.44 and 2,251.88 is: 3,372.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.77 : 5,455.44 = 2,251.88 : x
  2. Step 2: Convert to fraction form
    3,642.77/5,455.44 = 2,251.88/x
  3. Step 3: Cross multiply
    3,642.77x = 5,455.44 × 2,251.88
  4. Step 4: Simplify right side
    3,642.77x = 12,284,968.95
  5. Step 5: Solve for x
    x = 12,284,968.95/3,642.77
  6. Step 6: Final answer
    x = 3,372.43

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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.