Home / 3,837.98-5,762.43-2,919.44

Finding the Fourth Proportional to 3,837.98, 5,762.43 and 2,919.44

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Solution

The fourth proportional to 3,837.98, 5,762.43 and 2,919.44 is: 4,383.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.98 : 5,762.43 = 2,919.44 : x
  2. Step 2: Convert to fraction form
    3,837.98/5,762.43 = 2,919.44/x
  3. Step 3: Cross multiply
    3,837.98x = 5,762.43 × 2,919.44
  4. Step 4: Simplify right side
    3,837.98x = 16,823,039.83
  5. Step 5: Solve for x
    x = 16,823,039.83/3,837.98
  6. Step 6: Final answer
    x = 4,383.31

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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.