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Finding the Fourth Proportional to 8,546.88, 12,824.88 and 3,352.80

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Solution

The fourth proportional to 8,546.88, 12,824.88 and 3,352.80 is: 5,030.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546.88 : 12,824.88 = 3,352.80 : x
  2. Step 2: Convert to fraction form
    8,546.88/12,824.88 = 3,352.80/x
  3. Step 3: Cross multiply
    8,546.88x = 12,824.88 × 3,352.80
  4. Step 4: Simplify right side
    8,546.88x = 42,999,257.66
  5. Step 5: Solve for x
    x = 42,999,257.66/8,546.88
  6. Step 6: Final answer
    x = 5,030.99

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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.