Home / 3,785.22-5,224.95-2,192.58

Finding the Fourth Proportional to 3,785.22, 5,224.95 and 2,192.58

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Solution

The fourth proportional to 3,785.22, 5,224.95 and 2,192.58 is: 3,026.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.22 : 5,224.95 = 2,192.58 : x
  2. Step 2: Convert to fraction form
    3,785.22/5,224.95 = 2,192.58/x
  3. Step 3: Cross multiply
    3,785.22x = 5,224.95 × 2,192.58
  4. Step 4: Simplify right side
    3,785.22x = 11,456,120.87
  5. Step 5: Solve for x
    x = 11,456,120.87/3,785.22
  6. Step 6: Final answer
    x = 3,026.54

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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.