Home / 3,469.46-5,195.55-2,166.98

Finding the Fourth Proportional to 3,469.46, 5,195.55 and 2,166.98

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Solution

The fourth proportional to 3,469.46, 5,195.55 and 2,166.98 is: 3,245.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.46 : 5,195.55 = 2,166.98 : x
  2. Step 2: Convert to fraction form
    3,469.46/5,195.55 = 2,166.98/x
  3. Step 3: Cross multiply
    3,469.46x = 5,195.55 × 2,166.98
  4. Step 4: Simplify right side
    3,469.46x = 11,258,652.94
  5. Step 5: Solve for x
    x = 11,258,652.94/3,469.46
  6. Step 6: Final answer
    x = 3,245.07

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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.