Home / 6,850.61-9,453.83-3,706.79

Finding the Fourth Proportional to 6,850.61, 9,453.83 and 3,706.79

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Solution

The fourth proportional to 6,850.61, 9,453.83 and 3,706.79 is: 5,115.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,850.61 : 9,453.83 = 3,706.79 : x
  2. Step 2: Convert to fraction form
    6,850.61/9,453.83 = 3,706.79/x
  3. Step 3: Cross multiply
    6,850.61x = 9,453.83 × 3,706.79
  4. Step 4: Simplify right side
    6,850.61x = 35,043,296.70
  5. Step 5: Solve for x
    x = 35,043,296.70/6,850.61
  6. Step 6: Final answer
    x = 5,115.36

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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.