Home / 2,192.13-3,026.43-1,447.34

Finding the Fourth Proportional to 2,192.13, 3,026.43 and 1,447.34

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Solution

The fourth proportional to 2,192.13, 3,026.43 and 1,447.34 is: 1,998.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.13 : 3,026.43 = 1,447.34 : x
  2. Step 2: Convert to fraction form
    2,192.13/3,026.43 = 1,447.34/x
  3. Step 3: Cross multiply
    2,192.13x = 3,026.43 × 1,447.34
  4. Step 4: Simplify right side
    2,192.13x = 4,380,258.06
  5. Step 5: Solve for x
    x = 4,380,258.06/2,192.13
  6. Step 6: Final answer
    x = 1,998.17

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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.