Home / 5,396.28-8,091.18-3,659.64

Finding the Fourth Proportional to 5,396.28, 8,091.18 and 3,659.64

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Solution

The fourth proportional to 5,396.28, 8,091.18 and 3,659.64 is: 5,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.28 : 8,091.18 = 3,659.64 : x
  2. Step 2: Convert to fraction form
    5,396.28/8,091.18 = 3,659.64/x
  3. Step 3: Cross multiply
    5,396.28x = 8,091.18 × 3,659.64
  4. Step 4: Simplify right side
    5,396.28x = 29,610,805.98
  5. Step 5: Solve for x
    x = 29,610,805.98/5,396.28
  6. Step 6: Final answer
    x = 5,487.26

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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.