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Finding the Fourth Proportional to 5,817.60, 8,741.22 and 5,481.52

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Solution

The fourth proportional to 5,817.60, 8,741.22 and 5,481.52 is: 8,236.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,817.60 : 8,741.22 = 5,481.52 : x
  2. Step 2: Convert to fraction form
    5,817.60/8,741.22 = 5,481.52/x
  3. Step 3: Cross multiply
    5,817.60x = 8,741.22 × 5,481.52
  4. Step 4: Simplify right side
    5,817.60x = 47,915,172.25
  5. Step 5: Solve for x
    x = 47,915,172.25/5,817.60
  6. Step 6: Final answer
    x = 8,236.24

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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.