Home / 2,489.22-3,750.45-2,252.04

Finding the Fourth Proportional to 2,489.22, 3,750.45 and 2,252.04

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Solution

The fourth proportional to 2,489.22, 3,750.45 and 2,252.04 is: 3,393.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489.22 : 3,750.45 = 2,252.04 : x
  2. Step 2: Convert to fraction form
    2,489.22/3,750.45 = 2,252.04/x
  3. Step 3: Cross multiply
    2,489.22x = 3,750.45 × 2,252.04
  4. Step 4: Simplify right side
    2,489.22x = 8,446,147.94
  5. Step 5: Solve for x
    x = 8,446,147.94/2,489.22
  6. Step 6: Final answer
    x = 3,393.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.