Home / 3,791.18-5,683.10-1,943.16

Finding the Fourth Proportional to 3,791.18, 5,683.10 and 1,943.16

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Solution

The fourth proportional to 3,791.18, 5,683.10 and 1,943.16 is: 2,912.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.18 : 5,683.10 = 1,943.16 : x
  2. Step 2: Convert to fraction form
    3,791.18/5,683.10 = 1,943.16/x
  3. Step 3: Cross multiply
    3,791.18x = 5,683.10 × 1,943.16
  4. Step 4: Simplify right side
    3,791.18x = 11,043,162.88
  5. Step 5: Solve for x
    x = 11,043,162.88/3,791.18
  6. Step 6: Final answer
    x = 2,912.86

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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.