Home / 6,759.17-10,138.81-1,828.85

Finding the Fourth Proportional to 6,759.17, 10,138.81 and 1,828.85

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Solution

The fourth proportional to 6,759.17, 10,138.81 and 1,828.85 is: 2,743.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.17 : 10,138.81 = 1,828.85 : x
  2. Step 2: Convert to fraction form
    6,759.17/10,138.81 = 1,828.85/x
  3. Step 3: Cross multiply
    6,759.17x = 10,138.81 × 1,828.85
  4. Step 4: Simplify right side
    6,759.17x = 18,542,362.67
  5. Step 5: Solve for x
    x = 18,542,362.67/6,759.17
  6. Step 6: Final answer
    x = 2,743.29

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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.