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Finding the Fourth Proportional to 2,694.82, 3,719.99 and 2,526.68

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Solution

The fourth proportional to 2,694.82, 3,719.99 and 2,526.68 is: 3,487.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.82 : 3,719.99 = 2,526.68 : x
  2. Step 2: Convert to fraction form
    2,694.82/3,719.99 = 2,526.68/x
  3. Step 3: Cross multiply
    2,694.82x = 3,719.99 × 2,526.68
  4. Step 4: Simplify right side
    2,694.82x = 9,399,224.33
  5. Step 5: Solve for x
    x = 9,399,224.33/2,694.82
  6. Step 6: Final answer
    x = 3,487.89

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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.