Home / 6,787.32-10,177.75-2,629.27

Finding the Fourth Proportional to 6,787.32, 10,177.75 and 2,629.27

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Solution

The fourth proportional to 6,787.32, 10,177.75 and 2,629.27 is: 3,942.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.32 : 10,177.75 = 2,629.27 : x
  2. Step 2: Convert to fraction form
    6,787.32/10,177.75 = 2,629.27/x
  3. Step 3: Cross multiply
    6,787.32x = 10,177.75 × 2,629.27
  4. Step 4: Simplify right side
    6,787.32x = 26,760,052.74
  5. Step 5: Solve for x
    x = 26,760,052.74/6,787.32
  6. Step 6: Final answer
    x = 3,942.65

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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.