Home / 5,311.24-7,962.78-3,473.80

Finding the Fourth Proportional to 5,311.24, 7,962.78 and 3,473.80

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Solution

The fourth proportional to 5,311.24, 7,962.78 and 3,473.80 is: 5,208.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.24 : 7,962.78 = 3,473.80 : x
  2. Step 2: Convert to fraction form
    5,311.24/7,962.78 = 3,473.80/x
  3. Step 3: Cross multiply
    5,311.24x = 7,962.78 × 3,473.80
  4. Step 4: Simplify right side
    5,311.24x = 27,661,105.16
  5. Step 5: Solve for x
    x = 27,661,105.16/5,311.24
  6. Step 6: Final answer
    x = 5,208.03

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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.