Home / 3,654.79-5,044.26-2,769.10

Finding the Fourth Proportional to 3,654.79, 5,044.26 and 2,769.10

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Solution

The fourth proportional to 3,654.79, 5,044.26 and 2,769.10 is: 3,821.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.79 : 5,044.26 = 2,769.10 : x
  2. Step 2: Convert to fraction form
    3,654.79/5,044.26 = 2,769.10/x
  3. Step 3: Cross multiply
    3,654.79x = 5,044.26 × 2,769.10
  4. Step 4: Simplify right side
    3,654.79x = 13,968,060.37
  5. Step 5: Solve for x
    x = 13,968,060.37/3,654.79
  6. Step 6: Final answer
    x = 3,821.85

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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.