Home / 2,432.88-3,633.60-2,201.28

Finding the Fourth Proportional to 2,432.88, 3,633.60 and 2,201.28

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Solution

The fourth proportional to 2,432.88, 3,633.60 and 2,201.28 is: 3,287.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.88 : 3,633.60 = 2,201.28 : x
  2. Step 2: Convert to fraction form
    2,432.88/3,633.60 = 2,201.28/x
  3. Step 3: Cross multiply
    2,432.88x = 3,633.60 × 2,201.28
  4. Step 4: Simplify right side
    2,432.88x = 7,998,571.01
  5. Step 5: Solve for x
    x = 7,998,571.01/2,432.88
  6. Step 6: Final answer
    x = 3,287.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.