Home / 7,644.35-11,471.97-3,484.91

Finding the Fourth Proportional to 7,644.35, 11,471.97 and 3,484.91

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Solution

The fourth proportional to 7,644.35, 11,471.97 and 3,484.91 is: 5,229.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.35 : 11,471.97 = 3,484.91 : x
  2. Step 2: Convert to fraction form
    7,644.35/11,471.97 = 3,484.91/x
  3. Step 3: Cross multiply
    7,644.35x = 11,471.97 × 3,484.91
  4. Step 4: Simplify right side
    7,644.35x = 39,978,782.97
  5. Step 5: Solve for x
    x = 39,978,782.97/7,644.35
  6. Step 6: Final answer
    x = 5,229.85

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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.