Home / 4,918.56-6,787.52-2,794.08

Finding the Fourth Proportional to 4,918.56, 6,787.52 and 2,794.08

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Solution

The fourth proportional to 4,918.56, 6,787.52 and 2,794.08 is: 3,855.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.56 : 6,787.52 = 2,794.08 : x
  2. Step 2: Convert to fraction form
    4,918.56/6,787.52 = 2,794.08/x
  3. Step 3: Cross multiply
    4,918.56x = 6,787.52 × 2,794.08
  4. Step 4: Simplify right side
    4,918.56x = 18,964,873.88
  5. Step 5: Solve for x
    x = 18,964,873.88/4,918.56
  6. Step 6: Final answer
    x = 3,855.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.