Home / 5,388.96-8,086.32-2,468.64

Finding the Fourth Proportional to 5,388.96, 8,086.32 and 2,468.64

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Solution

The fourth proportional to 5,388.96, 8,086.32 and 2,468.64 is: 3,704.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.96 : 8,086.32 = 2,468.64 : x
  2. Step 2: Convert to fraction form
    5,388.96/8,086.32 = 2,468.64/x
  3. Step 3: Cross multiply
    5,388.96x = 8,086.32 × 2,468.64
  4. Step 4: Simplify right side
    5,388.96x = 19,962,213.00
  5. Step 5: Solve for x
    x = 19,962,213.00/5,388.96
  6. Step 6: Final answer
    x = 3,704.28

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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.