Home / 5,918.29-8,162.62-3,794.02

Finding the Fourth Proportional to 5,918.29, 8,162.62 and 3,794.02

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Solution

The fourth proportional to 5,918.29, 8,162.62 and 3,794.02 is: 5,232.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.29 : 8,162.62 = 3,794.02 : x
  2. Step 2: Convert to fraction form
    5,918.29/8,162.62 = 3,794.02/x
  3. Step 3: Cross multiply
    5,918.29x = 8,162.62 × 3,794.02
  4. Step 4: Simplify right side
    5,918.29x = 30,969,113.64
  5. Step 5: Solve for x
    x = 30,969,113.64/5,918.29
  6. Step 6: Final answer
    x = 5,232.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.