Home / 3,171.26-4,376.22-1,773.92

Finding the Fourth Proportional to 3,171.26, 4,376.22 and 1,773.92

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Solution

The fourth proportional to 3,171.26, 4,376.22 and 1,773.92 is: 2,447.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.26 : 4,376.22 = 1,773.92 : x
  2. Step 2: Convert to fraction form
    3,171.26/4,376.22 = 1,773.92/x
  3. Step 3: Cross multiply
    3,171.26x = 4,376.22 × 1,773.92
  4. Step 4: Simplify right side
    3,171.26x = 7,763,064.18
  5. Step 5: Solve for x
    x = 7,763,064.18/3,171.26
  6. Step 6: Final answer
    x = 2,447.94

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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.