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Finding the Fourth Proportional to 5,984.43, 8,954.78 and 3,520.41

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Solution

The fourth proportional to 5,984.43, 8,954.78 and 3,520.41 is: 5,267.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,984.43 : 8,954.78 = 3,520.41 : x
  2. Step 2: Convert to fraction form
    5,984.43/8,954.78 = 3,520.41/x
  3. Step 3: Cross multiply
    5,984.43x = 8,954.78 × 3,520.41
  4. Step 4: Simplify right side
    5,984.43x = 31,524,479.46
  5. Step 5: Solve for x
    x = 31,524,479.46/5,984.43
  6. Step 6: Final answer
    x = 5,267.75

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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.