Home / 5,308.26-7,325.81-3,183.88

Finding the Fourth Proportional to 5,308.26, 7,325.81 and 3,183.88

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Solution

The fourth proportional to 5,308.26, 7,325.81 and 3,183.88 is: 4,393.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.26 : 7,325.81 = 3,183.88 : x
  2. Step 2: Convert to fraction form
    5,308.26/7,325.81 = 3,183.88/x
  3. Step 3: Cross multiply
    5,308.26x = 7,325.81 × 3,183.88
  4. Step 4: Simplify right side
    5,308.26x = 23,324,463.31
  5. Step 5: Solve for x
    x = 23,324,463.31/5,308.26
  6. Step 6: Final answer
    x = 4,393.99

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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.