Home / 3,691.34-5,093.97-2,012.69

Finding the Fourth Proportional to 3,691.34, 5,093.97 and 2,012.69

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Solution

The fourth proportional to 3,691.34, 5,093.97 and 2,012.69 is: 2,777.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.34 : 5,093.97 = 2,012.69 : x
  2. Step 2: Convert to fraction form
    3,691.34/5,093.97 = 2,012.69/x
  3. Step 3: Cross multiply
    3,691.34x = 5,093.97 × 2,012.69
  4. Step 4: Simplify right side
    3,691.34x = 10,252,557.01
  5. Step 5: Solve for x
    x = 10,252,557.01/3,691.34
  6. Step 6: Final answer
    x = 2,777.47

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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.