Home / 5,197.94-7,173.32-3,208.44

Finding the Fourth Proportional to 5,197.94, 7,173.32 and 3,208.44

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Solution

The fourth proportional to 5,197.94, 7,173.32 and 3,208.44 is: 4,427.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.94 : 7,173.32 = 3,208.44 : x
  2. Step 2: Convert to fraction form
    5,197.94/7,173.32 = 3,208.44/x
  3. Step 3: Cross multiply
    5,197.94x = 7,173.32 × 3,208.44
  4. Step 4: Simplify right side
    5,197.94x = 23,015,150.78
  5. Step 5: Solve for x
    x = 23,015,150.78/5,197.94
  6. Step 6: Final answer
    x = 4,427.75

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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.