Home / 8,450.26-12,676.91-2,902.17

Finding the Fourth Proportional to 8,450.26, 12,676.91 and 2,902.17

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Solution

The fourth proportional to 8,450.26, 12,676.91 and 2,902.17 is: 4,353.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.26 : 12,676.91 = 2,902.17 : x
  2. Step 2: Convert to fraction form
    8,450.26/12,676.91 = 2,902.17/x
  3. Step 3: Cross multiply
    8,450.26x = 12,676.91 × 2,902.17
  4. Step 4: Simplify right side
    8,450.26x = 36,790,547.89
  5. Step 5: Solve for x
    x = 36,790,547.89/8,450.26
  6. Step 6: Final answer
    x = 4,353.78

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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.