Home / 8,166.35-12,250.67-3,236.49

Finding the Fourth Proportional to 8,166.35, 12,250.67 and 3,236.49

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Solution

The fourth proportional to 8,166.35, 12,250.67 and 3,236.49 is: 4,855.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.35 : 12,250.67 = 3,236.49 : x
  2. Step 2: Convert to fraction form
    8,166.35/12,250.67 = 3,236.49/x
  3. Step 3: Cross multiply
    8,166.35x = 12,250.67 × 3,236.49
  4. Step 4: Simplify right side
    8,166.35x = 39,649,154.77
  5. Step 5: Solve for x
    x = 39,649,154.77/8,166.35
  6. Step 6: Final answer
    x = 4,855.19

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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.