Home / 8,450.28-12,676.92-2,902.18

Finding the Fourth Proportional to 8,450.28, 12,676.92 and 2,902.18

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Solution

The fourth proportional to 8,450.28, 12,676.92 and 2,902.18 is: 4,353.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.28 : 12,676.92 = 2,902.18 : x
  2. Step 2: Convert to fraction form
    8,450.28/12,676.92 = 2,902.18/x
  3. Step 3: Cross multiply
    8,450.28x = 12,676.92 × 2,902.18
  4. Step 4: Simplify right side
    8,450.28x = 36,790,703.69
  5. Step 5: Solve for x
    x = 36,790,703.69/8,450.28
  6. Step 6: Final answer
    x = 4,353.79

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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.