Home / 5,474.34-8,212.62-2,011.86

Finding the Fourth Proportional to 5,474.34, 8,212.62 and 2,011.86

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Solution

The fourth proportional to 5,474.34, 8,212.62 and 2,011.86 is: 3,018.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.34 : 8,212.62 = 2,011.86 : x
  2. Step 2: Convert to fraction form
    5,474.34/8,212.62 = 2,011.86/x
  3. Step 3: Cross multiply
    5,474.34x = 8,212.62 × 2,011.86
  4. Step 4: Simplify right side
    5,474.34x = 16,522,641.67
  5. Step 5: Solve for x
    x = 16,522,641.67/5,474.34
  6. Step 6: Final answer
    x = 3,018.20

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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.