Home / 3,577.77-5,367.15-1,238.37

Finding the Fourth Proportional to 3,577.77, 5,367.15 and 1,238.37

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Solution

The fourth proportional to 3,577.77, 5,367.15 and 1,238.37 is: 1,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.77 : 5,367.15 = 1,238.37 : x
  2. Step 2: Convert to fraction form
    3,577.77/5,367.15 = 1,238.37/x
  3. Step 3: Cross multiply
    3,577.77x = 5,367.15 × 1,238.37
  4. Step 4: Simplify right side
    3,577.77x = 6,646,517.55
  5. Step 5: Solve for x
    x = 6,646,517.55/3,577.77
  6. Step 6: Final answer
    x = 1,857.73

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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.