Home / 7,439.26-11,158.62-2,245

Finding the Fourth Proportional to 7,439.26, 11,158.62 and 2,245

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Solution

The fourth proportional to 7,439.26, 11,158.62 and 2,245 is: 3,367.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.26 : 11,158.62 = 2,245 : x
  2. Step 2: Convert to fraction form
    7,439.26/11,158.62 = 2,245/x
  3. Step 3: Cross multiply
    7,439.26x = 11,158.62 × 2,245
  4. Step 4: Simplify right side
    7,439.26x = 25,051,101.90
  5. Step 5: Solve for x
    x = 25,051,101.90/7,439.26
  6. Step 6: Final answer
    x = 3,367.42

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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.