Home / 6,759.15-10,138.68-2,756.52

Finding the Fourth Proportional to 6,759.15, 10,138.68 and 2,756.52

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Solution

The fourth proportional to 6,759.15, 10,138.68 and 2,756.52 is: 4,134.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.15 : 10,138.68 = 2,756.52 : x
  2. Step 2: Convert to fraction form
    6,759.15/10,138.68 = 2,756.52/x
  3. Step 3: Cross multiply
    6,759.15x = 10,138.68 × 2,756.52
  4. Step 4: Simplify right side
    6,759.15x = 27,947,484.53
  5. Step 5: Solve for x
    x = 27,947,484.53/6,759.15
  6. Step 6: Final answer
    x = 4,134.76

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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.