Home / 4,067.72-6,103.89-1,876.45

Finding the Fourth Proportional to 4,067.72, 6,103.89 and 1,876.45

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Solution

The fourth proportional to 4,067.72, 6,103.89 and 1,876.45 is: 2,815.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,067.72 : 6,103.89 = 1,876.45 : x
  2. Step 2: Convert to fraction form
    4,067.72/6,103.89 = 1,876.45/x
  3. Step 3: Cross multiply
    4,067.72x = 6,103.89 × 1,876.45
  4. Step 4: Simplify right side
    4,067.72x = 11,453,644.39
  5. Step 5: Solve for x
    x = 11,453,644.39/4,067.72
  6. Step 6: Final answer
    x = 2,815.74

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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.