Home / 3,274.80-4,912.32-1,083.48

Finding the Fourth Proportional to 3,274.80, 4,912.32 and 1,083.48

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Solution

The fourth proportional to 3,274.80, 4,912.32 and 1,083.48 is: 1,625.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.80 : 4,912.32 = 1,083.48 : x
  2. Step 2: Convert to fraction form
    3,274.80/4,912.32 = 1,083.48/x
  3. Step 3: Cross multiply
    3,274.80x = 4,912.32 × 1,083.48
  4. Step 4: Simplify right side
    3,274.80x = 5,322,383.07
  5. Step 5: Solve for x
    x = 5,322,383.07/3,274.80
  6. Step 6: Final answer
    x = 1,625.25

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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.