Home / 3,965.94-5,473.32-2,197.72

Finding the Fourth Proportional to 3,965.94, 5,473.32 and 2,197.72

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Solution

The fourth proportional to 3,965.94, 5,473.32 and 2,197.72 is: 3,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.94 : 5,473.32 = 2,197.72 : x
  2. Step 2: Convert to fraction form
    3,965.94/5,473.32 = 2,197.72/x
  3. Step 3: Cross multiply
    3,965.94x = 5,473.32 × 2,197.72
  4. Step 4: Simplify right side
    3,965.94x = 12,028,824.83
  5. Step 5: Solve for x
    x = 12,028,824.83/3,965.94
  6. Step 6: Final answer
    x = 3,033.03

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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.