Home / 5,644.08-8,471.25-2,872.67

Finding the Fourth Proportional to 5,644.08, 8,471.25 and 2,872.67

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Solution

The fourth proportional to 5,644.08, 8,471.25 and 2,872.67 is: 4,311.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.08 : 8,471.25 = 2,872.67 : x
  2. Step 2: Convert to fraction form
    5,644.08/8,471.25 = 2,872.67/x
  3. Step 3: Cross multiply
    5,644.08x = 8,471.25 × 2,872.67
  4. Step 4: Simplify right side
    5,644.08x = 24,335,063.38
  5. Step 5: Solve for x
    x = 24,335,063.38/5,644.08
  6. Step 6: Final answer
    x = 4,311.61

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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.