Home / 3,969.37-5,473.24-2,531.82

Finding the Fourth Proportional to 3,969.37, 5,473.24 and 2,531.82

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Solution

The fourth proportional to 3,969.37, 5,473.24 and 2,531.82 is: 3,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969.37 : 5,473.24 = 2,531.82 : x
  2. Step 2: Convert to fraction form
    3,969.37/5,473.24 = 2,531.82/x
  3. Step 3: Cross multiply
    3,969.37x = 5,473.24 × 2,531.82
  4. Step 4: Simplify right side
    3,969.37x = 13,857,231.13
  5. Step 5: Solve for x
    x = 13,857,231.13/3,969.37
  6. Step 6: Final answer
    x = 3,491.04

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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.