Home / 4,252.96-6,371.12-2,787.64

Finding the Fourth Proportional to 4,252.96, 6,371.12 and 2,787.64

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Solution

The fourth proportional to 4,252.96, 6,371.12 and 2,787.64 is: 4,176.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.96 : 6,371.12 = 2,787.64 : x
  2. Step 2: Convert to fraction form
    4,252.96/6,371.12 = 2,787.64/x
  3. Step 3: Cross multiply
    4,252.96x = 6,371.12 × 2,787.64
  4. Step 4: Simplify right side
    4,252.96x = 17,760,388.96
  5. Step 5: Solve for x
    x = 17,760,388.96/4,252.96
  6. Step 6: Final answer
    x = 4,176.01

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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.