Home / 5,553.27-7,663.50-3,163.24

Finding the Fourth Proportional to 5,553.27, 7,663.50 and 3,163.24

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Solution

The fourth proportional to 5,553.27, 7,663.50 and 3,163.24 is: 4,365.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.27 : 7,663.50 = 3,163.24 : x
  2. Step 2: Convert to fraction form
    5,553.27/7,663.50 = 3,163.24/x
  3. Step 3: Cross multiply
    5,553.27x = 7,663.50 × 3,163.24
  4. Step 4: Simplify right side
    5,553.27x = 24,241,463.48
  5. Step 5: Solve for x
    x = 24,241,463.48/5,553.27
  6. Step 6: Final answer
    x = 4,365.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.