Home / 2,262.28-3,391.26-1,108.84

Finding the Fourth Proportional to 2,262.28, 3,391.26 and 1,108.84

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Solution

The fourth proportional to 2,262.28, 3,391.26 and 1,108.84 is: 1,662.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.28 : 3,391.26 = 1,108.84 : x
  2. Step 2: Convert to fraction form
    2,262.28/3,391.26 = 1,108.84/x
  3. Step 3: Cross multiply
    2,262.28x = 3,391.26 × 1,108.84
  4. Step 4: Simplify right side
    2,262.28x = 3,760,364.74
  5. Step 5: Solve for x
    x = 3,760,364.74/2,262.28
  6. Step 6: Final answer
    x = 1,662.20

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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.