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Finding the Fourth Proportional to 5,911.94, 8,868.83 and 2,015.44

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Solution

The fourth proportional to 5,911.94, 8,868.83 and 2,015.44 is: 3,023.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.94 : 8,868.83 = 2,015.44 : x
  2. Step 2: Convert to fraction form
    5,911.94/8,868.83 = 2,015.44/x
  3. Step 3: Cross multiply
    5,911.94x = 8,868.83 × 2,015.44
  4. Step 4: Simplify right side
    5,911.94x = 17,874,562.49
  5. Step 5: Solve for x
    x = 17,874,562.49/5,911.94
  6. Step 6: Final answer
    x = 3,023.47

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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.