Home / 6,850.49-9,453.63-3,706.61

Finding the Fourth Proportional to 6,850.49, 9,453.63 and 3,706.61

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Solution

The fourth proportional to 6,850.49, 9,453.63 and 3,706.61 is: 5,115.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,850.49 : 9,453.63 = 3,706.61 : x
  2. Step 2: Convert to fraction form
    6,850.49/9,453.63 = 3,706.61/x
  3. Step 3: Cross multiply
    6,850.49x = 9,453.63 × 3,706.61
  4. Step 4: Simplify right side
    6,850.49x = 35,040,853.69
  5. Step 5: Solve for x
    x = 35,040,853.69/6,850.49
  6. Step 6: Final answer
    x = 5,115.09

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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.