Home / 5,553.72-7,665.44-3,197.24

Finding the Fourth Proportional to 5,553.72, 7,665.44 and 3,197.24

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Solution

The fourth proportional to 5,553.72, 7,665.44 and 3,197.24 is: 4,412.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.72 : 7,665.44 = 3,197.24 : x
  2. Step 2: Convert to fraction form
    5,553.72/7,665.44 = 3,197.24/x
  3. Step 3: Cross multiply
    5,553.72x = 7,665.44 × 3,197.24
  4. Step 4: Simplify right side
    5,553.72x = 24,508,251.39
  5. Step 5: Solve for x
    x = 24,508,251.39/5,553.72
  6. Step 6: Final answer
    x = 4,412.94

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Double scale
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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.