Home / 3,841.62-5,757.56-2,605.96

Finding the Fourth Proportional to 3,841.62, 5,757.56 and 2,605.96

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Solution

The fourth proportional to 3,841.62, 5,757.56 and 2,605.96 is: 3,905.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.62 : 5,757.56 = 2,605.96 : x
  2. Step 2: Convert to fraction form
    3,841.62/5,757.56 = 2,605.96/x
  3. Step 3: Cross multiply
    3,841.62x = 5,757.56 × 2,605.96
  4. Step 4: Simplify right side
    3,841.62x = 15,003,971.06
  5. Step 5: Solve for x
    x = 15,003,971.06/3,841.62
  6. Step 6: Final answer
    x = 3,905.64

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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.