Home / 3,432.11-5,156.37-2,201.93

Finding the Fourth Proportional to 3,432.11, 5,156.37 and 2,201.93

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Solution

The fourth proportional to 3,432.11, 5,156.37 and 2,201.93 is: 3,308.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.11 : 5,156.37 = 2,201.93 : x
  2. Step 2: Convert to fraction form
    3,432.11/5,156.37 = 2,201.93/x
  3. Step 3: Cross multiply
    3,432.11x = 5,156.37 × 2,201.93
  4. Step 4: Simplify right side
    3,432.11x = 11,353,940.01
  5. Step 5: Solve for x
    x = 11,353,940.01/3,432.11
  6. Step 6: Final answer
    x = 3,308.15

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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.