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Finding the Fourth Proportional to 5,584.44, 8,379.36 and 3,951.48

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Solution

The fourth proportional to 5,584.44, 8,379.36 and 3,951.48 is: 5,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,584.44 : 8,379.36 = 3,951.48 : x
  2. Step 2: Convert to fraction form
    5,584.44/8,379.36 = 3,951.48/x
  3. Step 3: Cross multiply
    5,584.44x = 8,379.36 × 3,951.48
  4. Step 4: Simplify right side
    5,584.44x = 33,110,873.45
  5. Step 5: Solve for x
    x = 33,110,873.45/5,584.44
  6. Step 6: Final answer
    x = 5,929.13

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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.