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Finding the Fourth Proportional to 2,753.45, 3,799.73 and 1,494.50

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Solution

The fourth proportional to 2,753.45, 3,799.73 and 1,494.50 is: 2,062.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.45 : 3,799.73 = 1,494.50 : x
  2. Step 2: Convert to fraction form
    2,753.45/3,799.73 = 1,494.50/x
  3. Step 3: Cross multiply
    2,753.45x = 3,799.73 × 1,494.50
  4. Step 4: Simplify right side
    2,753.45x = 5,678,682.74
  5. Step 5: Solve for x
    x = 5,678,682.74/2,753.45
  6. Step 6: Final answer
    x = 2,062.39

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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.