Home / 8,450.54-12,672.39-3,517.82

Finding the Fourth Proportional to 8,450.54, 12,672.39 and 3,517.82

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Solution

The fourth proportional to 8,450.54, 12,672.39 and 3,517.82 is: 5,275.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.54 : 12,672.39 = 3,517.82 : x
  2. Step 2: Convert to fraction form
    8,450.54/12,672.39 = 3,517.82/x
  3. Step 3: Cross multiply
    8,450.54x = 12,672.39 × 3,517.82
  4. Step 4: Simplify right side
    8,450.54x = 44,579,186.99
  5. Step 5: Solve for x
    x = 44,579,186.99/8,450.54
  6. Step 6: Final answer
    x = 5,275.31

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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.