Home / 3,982.77-5,496.26-2,409.75

Finding the Fourth Proportional to 3,982.77, 5,496.26 and 2,409.75

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Solution

The fourth proportional to 3,982.77, 5,496.26 and 2,409.75 is: 3,325.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.77 : 5,496.26 = 2,409.75 : x
  2. Step 2: Convert to fraction form
    3,982.77/5,496.26 = 2,409.75/x
  3. Step 3: Cross multiply
    3,982.77x = 5,496.26 × 2,409.75
  4. Step 4: Simplify right side
    3,982.77x = 13,244,600.49
  5. Step 5: Solve for x
    x = 13,244,600.49/3,982.77
  6. Step 6: Final answer
    x = 3,325.47

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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.