Home / 3,716.72-5,568.19-2,660.36

Finding the Fourth Proportional to 3,716.72, 5,568.19 and 2,660.36

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Solution

The fourth proportional to 3,716.72, 5,568.19 and 2,660.36 is: 3,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.72 : 5,568.19 = 2,660.36 : x
  2. Step 2: Convert to fraction form
    3,716.72/5,568.19 = 2,660.36/x
  3. Step 3: Cross multiply
    3,716.72x = 5,568.19 × 2,660.36
  4. Step 4: Simplify right side
    3,716.72x = 14,813,365.43
  5. Step 5: Solve for x
    x = 14,813,365.43/3,716.72
  6. Step 6: Final answer
    x = 3,985.60

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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.