Home / 3,199.62-4,415.14-2,360.78

Finding the Fourth Proportional to 3,199.62, 4,415.14 and 2,360.78

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Solution

The fourth proportional to 3,199.62, 4,415.14 and 2,360.78 is: 3,257.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.62 : 4,415.14 = 2,360.78 : x
  2. Step 2: Convert to fraction form
    3,199.62/4,415.14 = 2,360.78/x
  3. Step 3: Cross multiply
    3,199.62x = 4,415.14 × 2,360.78
  4. Step 4: Simplify right side
    3,199.62x = 10,423,174.21
  5. Step 5: Solve for x
    x = 10,423,174.21/3,199.62
  6. Step 6: Final answer
    x = 3,257.63

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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.