Home / 3,518.12-5,273.38-2,286.42

Finding the Fourth Proportional to 3,518.12, 5,273.38 and 2,286.42

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Solution

The fourth proportional to 3,518.12, 5,273.38 and 2,286.42 is: 3,427.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.12 : 5,273.38 = 2,286.42 : x
  2. Step 2: Convert to fraction form
    3,518.12/5,273.38 = 2,286.42/x
  3. Step 3: Cross multiply
    3,518.12x = 5,273.38 × 2,286.42
  4. Step 4: Simplify right side
    3,518.12x = 12,057,161.50
  5. Step 5: Solve for x
    x = 12,057,161.50/3,518.12
  6. Step 6: Final answer
    x = 3,427.16

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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.