Home / 6,464.94-8,921.38-3,951.26

Finding the Fourth Proportional to 6,464.94, 8,921.38 and 3,951.26

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Solution

The fourth proportional to 6,464.94, 8,921.38 and 3,951.26 is: 5,452.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464.94 : 8,921.38 = 3,951.26 : x
  2. Step 2: Convert to fraction form
    6,464.94/8,921.38 = 3,951.26/x
  3. Step 3: Cross multiply
    6,464.94x = 8,921.38 × 3,951.26
  4. Step 4: Simplify right side
    6,464.94x = 35,250,691.94
  5. Step 5: Solve for x
    x = 35,250,691.94/6,464.94
  6. Step 6: Final answer
    x = 5,452.59

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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.