Home / 4,228.92-6,343.11-1,731.15

Finding the Fourth Proportional to 4,228.92, 6,343.11 and 1,731.15

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Solution

The fourth proportional to 4,228.92, 6,343.11 and 1,731.15 is: 2,596.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.92 : 6,343.11 = 1,731.15 : x
  2. Step 2: Convert to fraction form
    4,228.92/6,343.11 = 1,731.15/x
  3. Step 3: Cross multiply
    4,228.92x = 6,343.11 × 1,731.15
  4. Step 4: Simplify right side
    4,228.92x = 10,980,874.88
  5. Step 5: Solve for x
    x = 10,980,874.88/4,228.92
  6. Step 6: Final answer
    x = 2,596.61

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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.