Home / 3,322.21-4,551.45-3,197.65

Finding the Fourth Proportional to 3,322.21, 4,551.45 and 3,197.65

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Solution

The fourth proportional to 3,322.21, 4,551.45 and 3,197.65 is: 4,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.21 : 4,551.45 = 3,197.65 : x
  2. Step 2: Convert to fraction form
    3,322.21/4,551.45 = 3,197.65/x
  3. Step 3: Cross multiply
    3,322.21x = 4,551.45 × 3,197.65
  4. Step 4: Simplify right side
    3,322.21x = 14,553,944.09
  5. Step 5: Solve for x
    x = 14,553,944.09/3,322.21
  6. Step 6: Final answer
    x = 4,380.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.