Home / 3,581.45-4,940.70-2,322.91

Finding the Fourth Proportional to 3,581.45, 4,940.70 and 2,322.91

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Solution

The fourth proportional to 3,581.45, 4,940.70 and 2,322.91 is: 3,204.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.45 : 4,940.70 = 2,322.91 : x
  2. Step 2: Convert to fraction form
    3,581.45/4,940.70 = 2,322.91/x
  3. Step 3: Cross multiply
    3,581.45x = 4,940.70 × 2,322.91
  4. Step 4: Simplify right side
    3,581.45x = 11,476,801.44
  5. Step 5: Solve for x
    x = 11,476,801.44/3,581.45
  6. Step 6: Final answer
    x = 3,204.51

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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.