Home / 4,248.64-6,372.94-2,787.44

Finding the Fourth Proportional to 4,248.64, 6,372.94 and 2,787.44

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Solution

The fourth proportional to 4,248.64, 6,372.94 and 2,787.44 is: 4,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.64 : 6,372.94 = 2,787.44 : x
  2. Step 2: Convert to fraction form
    4,248.64/6,372.94 = 2,787.44/x
  3. Step 3: Cross multiply
    4,248.64x = 6,372.94 × 2,787.44
  4. Step 4: Simplify right side
    4,248.64x = 17,764,187.87
  5. Step 5: Solve for x
    x = 17,764,187.87/4,248.64
  6. Step 6: Final answer
    x = 4,181.15

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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.