Home / 3,976.48-5,487.33-2,208.04

Finding the Fourth Proportional to 3,976.48, 5,487.33 and 2,208.04

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Solution

The fourth proportional to 3,976.48, 5,487.33 and 2,208.04 is: 3,046.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.48 : 5,487.33 = 2,208.04 : x
  2. Step 2: Convert to fraction form
    3,976.48/5,487.33 = 2,208.04/x
  3. Step 3: Cross multiply
    3,976.48x = 5,487.33 × 2,208.04
  4. Step 4: Simplify right side
    3,976.48x = 12,116,244.13
  5. Step 5: Solve for x
    x = 12,116,244.13/3,976.48
  6. Step 6: Final answer
    x = 3,046.98

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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.