Home / 6,757.97-10,127.73-4,288.36

Finding the Fourth Proportional to 6,757.97, 10,127.73 and 4,288.36

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Solution

The fourth proportional to 6,757.97, 10,127.73 and 4,288.36 is: 6,426.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,757.97 : 10,127.73 = 4,288.36 : x
  2. Step 2: Convert to fraction form
    6,757.97/10,127.73 = 4,288.36/x
  3. Step 3: Cross multiply
    6,757.97x = 10,127.73 × 4,288.36
  4. Step 4: Simplify right side
    6,757.97x = 43,431,310.82
  5. Step 5: Solve for x
    x = 43,431,310.82/6,757.97
  6. Step 6: Final answer
    x = 6,426.68

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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.