Home / 4,105.44-6,156.90-2,156.58

Finding the Fourth Proportional to 4,105.44, 6,156.90 and 2,156.58

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Solution

The fourth proportional to 4,105.44, 6,156.90 and 2,156.58 is: 3,234.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.44 : 6,156.90 = 2,156.58 : x
  2. Step 2: Convert to fraction form
    4,105.44/6,156.90 = 2,156.58/x
  3. Step 3: Cross multiply
    4,105.44x = 6,156.90 × 2,156.58
  4. Step 4: Simplify right side
    4,105.44x = 13,277,847.40
  5. Step 5: Solve for x
    x = 13,277,847.40/4,105.44
  6. Step 6: Final answer
    x = 3,234.21

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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.