Home / 3,629.61-5,437.80-2,067.66

Finding the Fourth Proportional to 3,629.61, 5,437.80 and 2,067.66

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Solution

The fourth proportional to 3,629.61, 5,437.80 and 2,067.66 is: 3,097.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.61 : 5,437.80 = 2,067.66 : x
  2. Step 2: Convert to fraction form
    3,629.61/5,437.80 = 2,067.66/x
  3. Step 3: Cross multiply
    3,629.61x = 5,437.80 × 2,067.66
  4. Step 4: Simplify right side
    3,629.61x = 11,243,521.55
  5. Step 5: Solve for x
    x = 11,243,521.55/3,629.61
  6. Step 6: Final answer
    x = 3,097.72

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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.