Home / 3,283.24-4,529.30-2,221.38

Finding the Fourth Proportional to 3,283.24, 4,529.30 and 2,221.38

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Solution

The fourth proportional to 3,283.24, 4,529.30 and 2,221.38 is: 3,064.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.24 : 4,529.30 = 2,221.38 : x
  2. Step 2: Convert to fraction form
    3,283.24/4,529.30 = 2,221.38/x
  3. Step 3: Cross multiply
    3,283.24x = 4,529.30 × 2,221.38
  4. Step 4: Simplify right side
    3,283.24x = 10,061,296.43
  5. Step 5: Solve for x
    x = 10,061,296.43/3,283.24
  6. Step 6: Final answer
    x = 3,064.44

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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.