Home / 3,196.44-4,787.32-2,875.68

Finding the Fourth Proportional to 3,196.44, 4,787.32 and 2,875.68

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Solution

The fourth proportional to 3,196.44, 4,787.32 and 2,875.68 is: 4,306.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.44 : 4,787.32 = 2,875.68 : x
  2. Step 2: Convert to fraction form
    3,196.44/4,787.32 = 2,875.68/x
  3. Step 3: Cross multiply
    3,196.44x = 4,787.32 × 2,875.68
  4. Step 4: Simplify right side
    3,196.44x = 13,766,800.38
  5. Step 5: Solve for x
    x = 13,766,800.38/3,196.44
  6. Step 6: Final answer
    x = 4,306.92

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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.