Home / 8,450.39-12,676.50-3,517.29

Finding the Fourth Proportional to 8,450.39, 12,676.50 and 3,517.29

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Solution

The fourth proportional to 8,450.39, 12,676.50 and 3,517.29 is: 5,276.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.39 : 12,676.50 = 3,517.29 : x
  2. Step 2: Convert to fraction form
    8,450.39/12,676.50 = 3,517.29/x
  3. Step 3: Cross multiply
    8,450.39x = 12,676.50 × 3,517.29
  4. Step 4: Simplify right side
    8,450.39x = 44,586,926.69
  5. Step 5: Solve for x
    x = 44,586,926.69/8,450.39
  6. Step 6: Final answer
    x = 5,276.31

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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.