Home / 3,833.60-5,290.88-2,240.73

Finding the Fourth Proportional to 3,833.60, 5,290.88 and 2,240.73

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Solution

The fourth proportional to 3,833.60, 5,290.88 and 2,240.73 is: 3,092.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.60 : 5,290.88 = 2,240.73 : x
  2. Step 2: Convert to fraction form
    3,833.60/5,290.88 = 2,240.73/x
  3. Step 3: Cross multiply
    3,833.60x = 5,290.88 × 2,240.73
  4. Step 4: Simplify right side
    3,833.60x = 11,855,422.34
  5. Step 5: Solve for x
    x = 11,855,422.34/3,833.60
  6. Step 6: Final answer
    x = 3,092.51

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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.