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Finding the Fourth Proportional to 7,223.91, 10,835.91 and 2,226.22

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Solution

The fourth proportional to 7,223.91, 10,835.91 and 2,226.22 is: 3,339.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.91 : 10,835.91 = 2,226.22 : x
  2. Step 2: Convert to fraction form
    7,223.91/10,835.91 = 2,226.22/x
  3. Step 3: Cross multiply
    7,223.91x = 10,835.91 × 2,226.22
  4. Step 4: Simplify right side
    7,223.91x = 24,123,119.56
  5. Step 5: Solve for x
    x = 24,123,119.56/7,223.91
  6. Step 6: Final answer
    x = 3,339.34

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Similar ratio
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1.5x scale

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.