Home / 5,558.72-8,351.36-3,251.84

Finding the Fourth Proportional to 5,558.72, 8,351.36 and 3,251.84

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Solution

The fourth proportional to 5,558.72, 8,351.36 and 3,251.84 is: 4,885.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.72 : 8,351.36 = 3,251.84 : x
  2. Step 2: Convert to fraction form
    5,558.72/8,351.36 = 3,251.84/x
  3. Step 3: Cross multiply
    5,558.72x = 8,351.36 × 3,251.84
  4. Step 4: Simplify right side
    5,558.72x = 27,157,286.50
  5. Step 5: Solve for x
    x = 27,157,286.50/5,558.72
  6. Step 6: Final answer
    x = 4,885.53

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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.