Home / 5,538.36-8,286.65-3,074.95

Finding the Fourth Proportional to 5,538.36, 8,286.65 and 3,074.95

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Solution

The fourth proportional to 5,538.36, 8,286.65 and 3,074.95 is: 4,600.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.36 : 8,286.65 = 3,074.95 : x
  2. Step 2: Convert to fraction form
    5,538.36/8,286.65 = 3,074.95/x
  3. Step 3: Cross multiply
    5,538.36x = 8,286.65 × 3,074.95
  4. Step 4: Simplify right side
    5,538.36x = 25,481,034.42
  5. Step 5: Solve for x
    x = 25,481,034.42/5,538.36
  6. Step 6: Final answer
    x = 4,600.83

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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.