Home / 3,944.62-5,916.73-1,171.32

Finding the Fourth Proportional to 3,944.62, 5,916.73 and 1,171.32

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Solution

The fourth proportional to 3,944.62, 5,916.73 and 1,171.32 is: 1,756.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.62 : 5,916.73 = 1,171.32 : x
  2. Step 2: Convert to fraction form
    3,944.62/5,916.73 = 1,171.32/x
  3. Step 3: Cross multiply
    3,944.62x = 5,916.73 × 1,171.32
  4. Step 4: Simplify right side
    3,944.62x = 6,930,361.26
  5. Step 5: Solve for x
    x = 6,930,361.26/3,944.62
  6. Step 6: Final answer
    x = 1,756.91

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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.