Home / 3,791.08-5,688.72-1,452.64

Finding the Fourth Proportional to 3,791.08, 5,688.72 and 1,452.64

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Solution

The fourth proportional to 3,791.08, 5,688.72 and 1,452.64 is: 2,179.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.08 : 5,688.72 = 1,452.64 : x
  2. Step 2: Convert to fraction form
    3,791.08/5,688.72 = 1,452.64/x
  3. Step 3: Cross multiply
    3,791.08x = 5,688.72 × 1,452.64
  4. Step 4: Simplify right side
    3,791.08x = 8,263,662.22
  5. Step 5: Solve for x
    x = 8,263,662.22/3,791.08
  6. Step 6: Final answer
    x = 2,179.76

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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.