Home / 5,908.42-8,861.60-2,209.88

Finding the Fourth Proportional to 5,908.42, 8,861.60 and 2,209.88

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Solution

The fourth proportional to 5,908.42, 8,861.60 and 2,209.88 is: 3,314.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.42 : 8,861.60 = 2,209.88 : x
  2. Step 2: Convert to fraction form
    5,908.42/8,861.60 = 2,209.88/x
  3. Step 3: Cross multiply
    5,908.42x = 8,861.60 × 2,209.88
  4. Step 4: Simplify right side
    5,908.42x = 19,583,072.61
  5. Step 5: Solve for x
    x = 19,583,072.61/5,908.42
  6. Step 6: Final answer
    x = 3,314.43

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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.