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Finding the Fourth Proportional to 2,819.88, 3,892.05 and 1,701

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Solution

The fourth proportional to 2,819.88, 3,892.05 and 1,701 is: 2,347.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819.88 : 3,892.05 = 1,701 : x
  2. Step 2: Convert to fraction form
    2,819.88/3,892.05 = 1,701/x
  3. Step 3: Cross multiply
    2,819.88x = 3,892.05 × 1,701
  4. Step 4: Simplify right side
    2,819.88x = 6,620,377.05
  5. Step 5: Solve for x
    x = 6,620,377.05/2,819.88
  6. Step 6: Final answer
    x = 2,347.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.