Home / 3,721.92-5,573.03-2,160.51

Finding the Fourth Proportional to 3,721.92, 5,573.03 and 2,160.51

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Solution

The fourth proportional to 3,721.92, 5,573.03 and 2,160.51 is: 3,235.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.92 : 5,573.03 = 2,160.51 : x
  2. Step 2: Convert to fraction form
    3,721.92/5,573.03 = 2,160.51/x
  3. Step 3: Cross multiply
    3,721.92x = 5,573.03 × 2,160.51
  4. Step 4: Simplify right side
    3,721.92x = 12,040,576.24
  5. Step 5: Solve for x
    x = 12,040,576.24/3,721.92
  6. Step 6: Final answer
    x = 3,235.04

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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.