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Finding the Fourth Proportional to 2,803.08, 4,204.62 and 2,799.03

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Solution

The fourth proportional to 2,803.08, 4,204.62 and 2,799.03 is: 4,198.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.08 : 4,204.62 = 2,799.03 : x
  2. Step 2: Convert to fraction form
    2,803.08/4,204.62 = 2,799.03/x
  3. Step 3: Cross multiply
    2,803.08x = 4,204.62 × 2,799.03
  4. Step 4: Simplify right side
    2,803.08x = 11,768,857.52
  5. Step 5: Solve for x
    x = 11,768,857.52/2,803.08
  6. Step 6: Final answer
    x = 4,198.55

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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.