Home / 7,553.36-11,327.88-3,853.28

Finding the Fourth Proportional to 7,553.36, 11,327.88 and 3,853.28

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Solution

The fourth proportional to 7,553.36, 11,327.88 and 3,853.28 is: 5,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.36 : 11,327.88 = 3,853.28 : x
  2. Step 2: Convert to fraction form
    7,553.36/11,327.88 = 3,853.28/x
  3. Step 3: Cross multiply
    7,553.36x = 11,327.88 × 3,853.28
  4. Step 4: Simplify right side
    7,553.36x = 43,649,493.45
  5. Step 5: Solve for x
    x = 43,649,493.45/7,553.36
  6. Step 6: Final answer
    x = 5,778.82

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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.