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Finding the Fourth Proportional to 8,048.75, 12,071.83 and 2,203.99

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Solution

The fourth proportional to 8,048.75, 12,071.83 and 2,203.99 is: 3,305.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048.75 : 12,071.83 = 2,203.99 : x
  2. Step 2: Convert to fraction form
    8,048.75/12,071.83 = 2,203.99/x
  3. Step 3: Cross multiply
    8,048.75x = 12,071.83 × 2,203.99
  4. Step 4: Simplify right side
    8,048.75x = 26,606,202.18
  5. Step 5: Solve for x
    x = 26,606,202.18/8,048.75
  6. Step 6: Final answer
    x = 3,305.63

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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.