Home / 6,759.90-10,137.51-2,757.20

Finding the Fourth Proportional to 6,759.90, 10,137.51 and 2,757.20

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Solution

The fourth proportional to 6,759.90, 10,137.51 and 2,757.20 is: 4,134.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.90 : 10,137.51 = 2,757.20 : x
  2. Step 2: Convert to fraction form
    6,759.90/10,137.51 = 2,757.20/x
  3. Step 3: Cross multiply
    6,759.90x = 10,137.51 × 2,757.20
  4. Step 4: Simplify right side
    6,759.90x = 27,951,091.88
  5. Step 5: Solve for x
    x = 27,951,091.88/6,759.90
  6. Step 6: Final answer
    x = 4,134.84

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1.5x scale

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.