Home / 3,572.82-5,360.49-1,108.26

Finding the Fourth Proportional to 3,572.82, 5,360.49 and 1,108.26

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Solution

The fourth proportional to 3,572.82, 5,360.49 and 1,108.26 is: 1,662.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.82 : 5,360.49 = 1,108.26 : x
  2. Step 2: Convert to fraction form
    3,572.82/5,360.49 = 1,108.26/x
  3. Step 3: Cross multiply
    3,572.82x = 5,360.49 × 1,108.26
  4. Step 4: Simplify right side
    3,572.82x = 5,940,816.65
  5. Step 5: Solve for x
    x = 5,940,816.65/3,572.82
  6. Step 6: Final answer
    x = 1,662.78

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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.