Home / 7,488.46-11,234.34-2,223.89

Finding the Fourth Proportional to 7,488.46, 11,234.34 and 2,223.89

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Solution

The fourth proportional to 7,488.46, 11,234.34 and 2,223.89 is: 3,336.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.46 : 11,234.34 = 2,223.89 : x
  2. Step 2: Convert to fraction form
    7,488.46/11,234.34 = 2,223.89/x
  3. Step 3: Cross multiply
    7,488.46x = 11,234.34 × 2,223.89
  4. Step 4: Simplify right side
    7,488.46x = 24,983,979.28
  5. Step 5: Solve for x
    x = 24,983,979.28/7,488.46
  6. Step 6: Final answer
    x = 3,336.33

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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.