Home / 3,721.71-5,577.67-1,747.03

Finding the Fourth Proportional to 3,721.71, 5,577.67 and 1,747.03

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Solution

The fourth proportional to 3,721.71, 5,577.67 and 1,747.03 is: 2,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.71 : 5,577.67 = 1,747.03 : x
  2. Step 2: Convert to fraction form
    3,721.71/5,577.67 = 1,747.03/x
  3. Step 3: Cross multiply
    3,721.71x = 5,577.67 × 1,747.03
  4. Step 4: Simplify right side
    3,721.71x = 9,744,348.08
  5. Step 5: Solve for x
    x = 9,744,348.08/3,721.71
  6. Step 6: Final answer
    x = 2,618.24

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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.