Home / 3,961.74-5,944.62-2,646.38

Finding the Fourth Proportional to 3,961.74, 5,944.62 and 2,646.38

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Solution

The fourth proportional to 3,961.74, 5,944.62 and 2,646.38 is: 3,970.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.74 : 5,944.62 = 2,646.38 : x
  2. Step 2: Convert to fraction form
    3,961.74/5,944.62 = 2,646.38/x
  3. Step 3: Cross multiply
    3,961.74x = 5,944.62 × 2,646.38
  4. Step 4: Simplify right side
    3,961.74x = 15,731,723.48
  5. Step 5: Solve for x
    x = 15,731,723.48/3,961.74
  6. Step 6: Final answer
    x = 3,970.91

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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.