Home / 2,194.28-3,292.04-961.80

Finding the Fourth Proportional to 2,194.28, 3,292.04 and 961.80

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Solution

The fourth proportional to 2,194.28, 3,292.04 and 961.80 is: 1,442.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.28 : 3,292.04 = 961.80 : x
  2. Step 2: Convert to fraction form
    2,194.28/3,292.04 = 961.80/x
  3. Step 3: Cross multiply
    2,194.28x = 3,292.04 × 961.80
  4. Step 4: Simplify right side
    2,194.28x = 3,166,284.07
  5. Step 5: Solve for x
    x = 3,166,284.07/2,194.28
  6. Step 6: Final answer
    x = 1,442.97

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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.