Home / 6,940.83-9,578.32-3,754.13

Finding the Fourth Proportional to 6,940.83, 9,578.32 and 3,754.13

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Solution

The fourth proportional to 6,940.83, 9,578.32 and 3,754.13 is: 5,180.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.83 : 9,578.32 = 3,754.13 : x
  2. Step 2: Convert to fraction form
    6,940.83/9,578.32 = 3,754.13/x
  3. Step 3: Cross multiply
    6,940.83x = 9,578.32 × 3,754.13
  4. Step 4: Simplify right side
    6,940.83x = 35,958,292.56
  5. Step 5: Solve for x
    x = 35,958,292.56/6,940.83
  6. Step 6: Final answer
    x = 5,180.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.