Home / 3,464.75-5,197.27-1,272.28

Finding the Fourth Proportional to 3,464.75, 5,197.27 and 1,272.28

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Solution

The fourth proportional to 3,464.75, 5,197.27 and 1,272.28 is: 1,908.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.75 : 5,197.27 = 1,272.28 : x
  2. Step 2: Convert to fraction form
    3,464.75/5,197.27 = 1,272.28/x
  3. Step 3: Cross multiply
    3,464.75x = 5,197.27 × 1,272.28
  4. Step 4: Simplify right side
    3,464.75x = 6,612,382.68
  5. Step 5: Solve for x
    x = 6,612,382.68/3,464.75
  6. Step 6: Final answer
    x = 1,908.47

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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.