Home / 2,993.18-4,131.26-1,943.42

Finding the Fourth Proportional to 2,993.18, 4,131.26 and 1,943.42

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Solution

The fourth proportional to 2,993.18, 4,131.26 and 1,943.42 is: 2,682.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.18 : 4,131.26 = 1,943.42 : x
  2. Step 2: Convert to fraction form
    2,993.18/4,131.26 = 1,943.42/x
  3. Step 3: Cross multiply
    2,993.18x = 4,131.26 × 1,943.42
  4. Step 4: Simplify right side
    2,993.18x = 8,028,773.31
  5. Step 5: Solve for x
    x = 8,028,773.31/2,993.18
  6. Step 6: Final answer
    x = 2,682.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.