Home / 2,965.91-4,093.25-2,218.59

Finding the Fourth Proportional to 2,965.91, 4,093.25 and 2,218.59

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Solution

The fourth proportional to 2,965.91, 4,093.25 and 2,218.59 is: 3,061.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.91 : 4,093.25 = 2,218.59 : x
  2. Step 2: Convert to fraction form
    2,965.91/4,093.25 = 2,218.59/x
  3. Step 3: Cross multiply
    2,965.91x = 4,093.25 × 2,218.59
  4. Step 4: Simplify right side
    2,965.91x = 9,081,232.42
  5. Step 5: Solve for x
    x = 9,081,232.42/2,965.91
  6. Step 6: Final answer
    x = 3,061.88

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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.