Home / 3,067.67-4,602.20-1,218.87

Finding the Fourth Proportional to 3,067.67, 4,602.20 and 1,218.87

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Solution

The fourth proportional to 3,067.67, 4,602.20 and 1,218.87 is: 1,828.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.67 : 4,602.20 = 1,218.87 : x
  2. Step 2: Convert to fraction form
    3,067.67/4,602.20 = 1,218.87/x
  3. Step 3: Cross multiply
    3,067.67x = 4,602.20 × 1,218.87
  4. Step 4: Simplify right side
    3,067.67x = 5,609,477.42
  5. Step 5: Solve for x
    x = 5,609,477.42/3,067.67
  6. Step 6: Final answer
    x = 1,828.58

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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.