Home / 3,224.30-4,450.41-1,898.44

Finding the Fourth Proportional to 3,224.30, 4,450.41 and 1,898.44

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Solution

The fourth proportional to 3,224.30, 4,450.41 and 1,898.44 is: 2,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.30 : 4,450.41 = 1,898.44 : x
  2. Step 2: Convert to fraction form
    3,224.30/4,450.41 = 1,898.44/x
  3. Step 3: Cross multiply
    3,224.30x = 4,450.41 × 1,898.44
  4. Step 4: Simplify right side
    3,224.30x = 8,448,836.36
  5. Step 5: Solve for x
    x = 8,448,836.36/3,224.30
  6. Step 6: Final answer
    x = 2,620.36

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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.