Home / 3,224.40-4,450.32-2,105.52

Finding the Fourth Proportional to 3,224.40, 4,450.32 and 2,105.52

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Solution

The fourth proportional to 3,224.40, 4,450.32 and 2,105.52 is: 2,906.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.40 : 4,450.32 = 2,105.52 : x
  2. Step 2: Convert to fraction form
    3,224.40/4,450.32 = 2,105.52/x
  3. Step 3: Cross multiply
    3,224.40x = 4,450.32 × 2,105.52
  4. Step 4: Simplify right side
    3,224.40x = 9,370,237.77
  5. Step 5: Solve for x
    x = 9,370,237.77/3,224.40
  6. Step 6: Final answer
    x = 2,906.04

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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.