Home / 3,225.22-4,450.52-1,789.62

Finding the Fourth Proportional to 3,225.22, 4,450.52 and 1,789.62

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Solution

The fourth proportional to 3,225.22, 4,450.52 and 1,789.62 is: 2,469.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.22 : 4,450.52 = 1,789.62 : x
  2. Step 2: Convert to fraction form
    3,225.22/4,450.52 = 1,789.62/x
  3. Step 3: Cross multiply
    3,225.22x = 4,450.52 × 1,789.62
  4. Step 4: Simplify right side
    3,225.22x = 7,964,739.60
  5. Step 5: Solve for x
    x = 7,964,739.60/3,225.22
  6. Step 6: Final answer
    x = 2,469.52

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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.