Home / 3,268.66-4,900.24-1,418.39

Finding the Fourth Proportional to 3,268.66, 4,900.24 and 1,418.39

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Solution

The fourth proportional to 3,268.66, 4,900.24 and 1,418.39 is: 2,126.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.66 : 4,900.24 = 1,418.39 : x
  2. Step 2: Convert to fraction form
    3,268.66/4,900.24 = 1,418.39/x
  3. Step 3: Cross multiply
    3,268.66x = 4,900.24 × 1,418.39
  4. Step 4: Simplify right side
    3,268.66x = 6,950,419.82
  5. Step 5: Solve for x
    x = 6,950,419.82/3,268.66
  6. Step 6: Final answer
    x = 2,126.38

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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.