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Finding the Fourth Proportional to 5,584.15, 8,366.37 and 3,388.42

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Solution

The fourth proportional to 5,584.15, 8,366.37 and 3,388.42 is: 5,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,584.15 : 8,366.37 = 3,388.42 : x
  2. Step 2: Convert to fraction form
    5,584.15/8,366.37 = 3,388.42/x
  3. Step 3: Cross multiply
    5,584.15x = 8,366.37 × 3,388.42
  4. Step 4: Simplify right side
    5,584.15x = 28,348,775.44
  5. Step 5: Solve for x
    x = 28,348,775.44/5,584.15
  6. Step 6: Final answer
    x = 5,076.65

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1.5x scale

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.