Home / 3,195.97-4,787.58-2,538.96

Finding the Fourth Proportional to 3,195.97, 4,787.58 and 2,538.96

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Solution

The fourth proportional to 3,195.97, 4,787.58 and 2,538.96 is: 3,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.97 : 4,787.58 = 2,538.96 : x
  2. Step 2: Convert to fraction form
    3,195.97/4,787.58 = 2,538.96/x
  3. Step 3: Cross multiply
    3,195.97x = 4,787.58 × 2,538.96
  4. Step 4: Simplify right side
    3,195.97x = 12,155,478.33
  5. Step 5: Solve for x
    x = 12,155,478.33/3,195.97
  6. Step 6: Final answer
    x = 3,803.37

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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.