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Finding the Fourth Proportional to 1,843.35, 2,764.97 and 803.34

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Solution

The fourth proportional to 1,843.35, 2,764.97 and 803.34 is: 1,204.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.35 : 2,764.97 = 803.34 : x
  2. Step 2: Convert to fraction form
    1,843.35/2,764.97 = 803.34/x
  3. Step 3: Cross multiply
    1,843.35x = 2,764.97 × 803.34
  4. Step 4: Simplify right side
    1,843.35x = 2,221,206.98
  5. Step 5: Solve for x
    x = 2,221,206.98/1,843.35
  6. Step 6: Final answer
    x = 1,204.98

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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.