Home / 6,787.08-10,180.14-2,106.97

Finding the Fourth Proportional to 6,787.08, 10,180.14 and 2,106.97

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Solution

The fourth proportional to 6,787.08, 10,180.14 and 2,106.97 is: 3,160.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.08 : 10,180.14 = 2,106.97 : x
  2. Step 2: Convert to fraction form
    6,787.08/10,180.14 = 2,106.97/x
  3. Step 3: Cross multiply
    6,787.08x = 10,180.14 × 2,106.97
  4. Step 4: Simplify right side
    6,787.08x = 21,449,249.58
  5. Step 5: Solve for x
    x = 21,449,249.58/6,787.08
  6. Step 6: Final answer
    x = 3,160.31

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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.