Home / 4,099.18-6,149.86-2,150.86

Finding the Fourth Proportional to 4,099.18, 6,149.86 and 2,150.86

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Solution

The fourth proportional to 4,099.18, 6,149.86 and 2,150.86 is: 3,226.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.18 : 6,149.86 = 2,150.86 : x
  2. Step 2: Convert to fraction form
    4,099.18/6,149.86 = 2,150.86/x
  3. Step 3: Cross multiply
    4,099.18x = 6,149.86 × 2,150.86
  4. Step 4: Simplify right side
    4,099.18x = 13,227,487.88
  5. Step 5: Solve for x
    x = 13,227,487.88/4,099.18
  6. Step 6: Final answer
    x = 3,226.86

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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.