Home / 2,682.91-4,025.25-1,296.41

Finding the Fourth Proportional to 2,682.91, 4,025.25 and 1,296.41

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Solution

The fourth proportional to 2,682.91, 4,025.25 and 1,296.41 is: 1,945.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.91 : 4,025.25 = 1,296.41 : x
  2. Step 2: Convert to fraction form
    2,682.91/4,025.25 = 1,296.41/x
  3. Step 3: Cross multiply
    2,682.91x = 4,025.25 × 1,296.41
  4. Step 4: Simplify right side
    2,682.91x = 5,218,347.74
  5. Step 5: Solve for x
    x = 5,218,347.74/2,682.91
  6. Step 6: Final answer
    x = 1,945.03

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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.