Home / 3,708.28-5,560.62-1,399.96

Finding the Fourth Proportional to 3,708.28, 5,560.62 and 1,399.96

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Solution

The fourth proportional to 3,708.28, 5,560.62 and 1,399.96 is: 2,099.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.28 : 5,560.62 = 1,399.96 : x
  2. Step 2: Convert to fraction form
    3,708.28/5,560.62 = 1,399.96/x
  3. Step 3: Cross multiply
    3,708.28x = 5,560.62 × 1,399.96
  4. Step 4: Simplify right side
    3,708.28x = 7,784,645.58
  5. Step 5: Solve for x
    x = 7,784,645.58/3,708.28
  6. Step 6: Final answer
    x = 2,099.26

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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.