Home / 5,911.38-8,867.34-2,015.82

Finding the Fourth Proportional to 5,911.38, 8,867.34 and 2,015.82

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Solution

The fourth proportional to 5,911.38, 8,867.34 and 2,015.82 is: 3,023.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.38 : 8,867.34 = 2,015.82 : x
  2. Step 2: Convert to fraction form
    5,911.38/8,867.34 = 2,015.82/x
  3. Step 3: Cross multiply
    5,911.38x = 8,867.34 × 2,015.82
  4. Step 4: Simplify right side
    5,911.38x = 17,874,961.32
  5. Step 5: Solve for x
    x = 17,874,961.32/5,911.38
  6. Step 6: Final answer
    x = 3,023.82

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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.