Home / 9,162.45-13,743.68-2,236.95

Finding the Fourth Proportional to 9,162.45, 13,743.68 and 2,236.95

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Solution

The fourth proportional to 9,162.45, 13,743.68 and 2,236.95 is: 3,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162.45 : 13,743.68 = 2,236.95 : x
  2. Step 2: Convert to fraction form
    9,162.45/13,743.68 = 2,236.95/x
  3. Step 3: Cross multiply
    9,162.45x = 13,743.68 × 2,236.95
  4. Step 4: Simplify right side
    9,162.45x = 30,743,913.79
  5. Step 5: Solve for x
    x = 30,743,913.79/9,162.45
  6. Step 6: Final answer
    x = 3,355.43

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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.