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Finding the Fourth Proportional to 8,015.00, 12,022.68 and 2,750.00

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Solution

The fourth proportional to 8,015.00, 12,022.68 and 2,750.00 is: 4,125.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.00 : 12,022.68 = 2,750.00 : x
  2. Step 2: Convert to fraction form
    8,015.00/12,022.68 = 2,750.00/x
  3. Step 3: Cross multiply
    8,015.00x = 12,022.68 × 2,750.00
  4. Step 4: Simplify right side
    8,015.00x = 33,062,309.89
  5. Step 5: Solve for x
    x = 33,062,309.89/8,015.00
  6. Step 6: Final answer
    x = 4,125.05

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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.