Home / 6,850.63-9,453.85-3,706.81

Finding the Fourth Proportional to 6,850.63, 9,453.85 and 3,706.81

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Solution

The fourth proportional to 6,850.63, 9,453.85 and 3,706.81 is: 5,115.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,850.63 : 9,453.85 = 3,706.81 : x
  2. Step 2: Convert to fraction form
    6,850.63/9,453.85 = 3,706.81/x
  3. Step 3: Cross multiply
    6,850.63x = 9,453.85 × 3,706.81
  4. Step 4: Simplify right side
    6,850.63x = 35,043,625.72
  5. Step 5: Solve for x
    x = 35,043,625.72/6,850.63
  6. Step 6: Final answer
    x = 5,115.39

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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.