Home / 4,171.36-6,242.24-3,629.44

Finding the Fourth Proportional to 4,171.36, 6,242.24 and 3,629.44

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Solution

The fourth proportional to 4,171.36, 6,242.24 and 3,629.44 is: 5,431.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.36 : 6,242.24 = 3,629.44 : x
  2. Step 2: Convert to fraction form
    4,171.36/6,242.24 = 3,629.44/x
  3. Step 3: Cross multiply
    4,171.36x = 6,242.24 × 3,629.44
  4. Step 4: Simplify right side
    4,171.36x = 22,655,835.55
  5. Step 5: Solve for x
    x = 22,655,835.55/4,171.36
  6. Step 6: Final answer
    x = 5,431.28

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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.