Home / 3,982.68-5,496.93-2,726.28

Finding the Fourth Proportional to 3,982.68, 5,496.93 and 2,726.28

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Solution

The fourth proportional to 3,982.68, 5,496.93 and 2,726.28 is: 3,762.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.68 : 5,496.93 = 2,726.28 : x
  2. Step 2: Convert to fraction form
    3,982.68/5,496.93 = 2,726.28/x
  3. Step 3: Cross multiply
    3,982.68x = 5,496.93 × 2,726.28
  4. Step 4: Simplify right side
    3,982.68x = 14,986,170.32
  5. Step 5: Solve for x
    x = 14,986,170.32/3,982.68
  6. Step 6: Final answer
    x = 3,762.84

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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.