Home / 7,367.61-11,049.80-2,172.27

Finding the Fourth Proportional to 7,367.61, 11,049.80 and 2,172.27

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Solution

The fourth proportional to 7,367.61, 11,049.80 and 2,172.27 is: 3,257.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367.61 : 11,049.80 = 2,172.27 : x
  2. Step 2: Convert to fraction form
    7,367.61/11,049.80 = 2,172.27/x
  3. Step 3: Cross multiply
    7,367.61x = 11,049.80 × 2,172.27
  4. Step 4: Simplify right side
    7,367.61x = 24,003,138.18
  5. Step 5: Solve for x
    x = 24,003,138.18/7,367.61
  6. Step 6: Final answer
    x = 3,257.93

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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.