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Finding the Fourth Proportional to 3,625.60, 5,000.52 and 2,227

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Solution

The fourth proportional to 3,625.60, 5,000.52 and 2,227 is: 3,071.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.60 : 5,000.52 = 2,227 : x
  2. Step 2: Convert to fraction form
    3,625.60/5,000.52 = 2,227/x
  3. Step 3: Cross multiply
    3,625.60x = 5,000.52 × 2,227
  4. Step 4: Simplify right side
    3,625.60x = 11,136,158.04
  5. Step 5: Solve for x
    x = 11,136,158.04/3,625.60
  6. Step 6: Final answer
    x = 3,071.54

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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.