Home / 7,650.61-11,467.71-3,951.85

Finding the Fourth Proportional to 7,650.61, 11,467.71 and 3,951.85

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Solution

The fourth proportional to 7,650.61, 11,467.71 and 3,951.85 is: 5,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.61 : 11,467.71 = 3,951.85 : x
  2. Step 2: Convert to fraction form
    7,650.61/11,467.71 = 3,951.85/x
  3. Step 3: Cross multiply
    7,650.61x = 11,467.71 × 3,951.85
  4. Step 4: Simplify right side
    7,650.61x = 45,318,669.76
  5. Step 5: Solve for x
    x = 45,318,669.76/7,650.61
  6. Step 6: Final answer
    x = 5,923.54

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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.