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Finding the Fourth Proportional to 2,367.36, 3,550.80 and 635.88

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Solution

The fourth proportional to 2,367.36, 3,550.80 and 635.88 is: 953.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.36 : 3,550.80 = 635.88 : x
  2. Step 2: Convert to fraction form
    2,367.36/3,550.80 = 635.88/x
  3. Step 3: Cross multiply
    2,367.36x = 3,550.80 × 635.88
  4. Step 4: Simplify right side
    2,367.36x = 2,257,882.70
  5. Step 5: Solve for x
    x = 2,257,882.70/2,367.36
  6. Step 6: Final answer
    x = 953.76

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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.