Home / 5,538.76-7,644.30-3,650.04

Finding the Fourth Proportional to 5,538.76, 7,644.30 and 3,650.04

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Solution

The fourth proportional to 5,538.76, 7,644.30 and 3,650.04 is: 5,037.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.76 : 7,644.30 = 3,650.04 : x
  2. Step 2: Convert to fraction form
    5,538.76/7,644.30 = 3,650.04/x
  3. Step 3: Cross multiply
    5,538.76x = 7,644.30 × 3,650.04
  4. Step 4: Simplify right side
    5,538.76x = 27,902,000.77
  5. Step 5: Solve for x
    x = 27,902,000.77/5,538.76
  6. Step 6: Final answer
    x = 5,037.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.