Home / 3,769.72-5,647.26-1,823.29

Finding the Fourth Proportional to 3,769.72, 5,647.26 and 1,823.29

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Solution

The fourth proportional to 3,769.72, 5,647.26 and 1,823.29 is: 2,731.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.72 : 5,647.26 = 1,823.29 : x
  2. Step 2: Convert to fraction form
    3,769.72/5,647.26 = 1,823.29/x
  3. Step 3: Cross multiply
    3,769.72x = 5,647.26 × 1,823.29
  4. Step 4: Simplify right side
    3,769.72x = 10,296,592.69
  5. Step 5: Solve for x
    x = 10,296,592.69/3,769.72
  6. Step 6: Final answer
    x = 2,731.39

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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.