Home / 4,629.24-6,939.63-1,855.44

Finding the Fourth Proportional to 4,629.24, 6,939.63 and 1,855.44

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Solution

The fourth proportional to 4,629.24, 6,939.63 and 1,855.44 is: 2,781.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,629.24 : 6,939.63 = 1,855.44 : x
  2. Step 2: Convert to fraction form
    4,629.24/6,939.63 = 1,855.44/x
  3. Step 3: Cross multiply
    4,629.24x = 6,939.63 × 1,855.44
  4. Step 4: Simplify right side
    4,629.24x = 12,876,067.09
  5. Step 5: Solve for x
    x = 12,876,067.09/4,629.24
  6. Step 6: Final answer
    x = 2,781.46

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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.