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Finding the Fourth Proportional to 3,691.03, 5,093.46 and 2,012.39

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Solution

The fourth proportional to 3,691.03, 5,093.46 and 2,012.39 is: 2,777.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.03 : 5,093.46 = 2,012.39 : x
  2. Step 2: Convert to fraction form
    3,691.03/5,093.46 = 2,012.39/x
  3. Step 3: Cross multiply
    3,691.03x = 5,093.46 × 2,012.39
  4. Step 4: Simplify right side
    3,691.03x = 10,250,027.97
  5. Step 5: Solve for x
    x = 10,250,027.97/3,691.03
  6. Step 6: Final answer
    x = 2,777.01

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1.5x scale

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.