Home / 2,192.27-3,026.30-1,661.18

Finding the Fourth Proportional to 2,192.27, 3,026.30 and 1,661.18

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Solution

The fourth proportional to 2,192.27, 3,026.30 and 1,661.18 is: 2,293.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.27 : 3,026.30 = 1,661.18 : x
  2. Step 2: Convert to fraction form
    2,192.27/3,026.30 = 1,661.18/x
  3. Step 3: Cross multiply
    2,192.27x = 3,026.30 × 1,661.18
  4. Step 4: Simplify right side
    2,192.27x = 5,027,205.60
  5. Step 5: Solve for x
    x = 5,027,205.60/2,192.27
  6. Step 6: Final answer
    x = 2,293.16

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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.