Home / 2,194.84-3,028.94-1,200.17

Finding the Fourth Proportional to 2,194.84, 3,028.94 and 1,200.17

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Solution

The fourth proportional to 2,194.84, 3,028.94 and 1,200.17 is: 1,656.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.84 : 3,028.94 = 1,200.17 : x
  2. Step 2: Convert to fraction form
    2,194.84/3,028.94 = 1,200.17/x
  3. Step 3: Cross multiply
    2,194.84x = 3,028.94 × 1,200.17
  4. Step 4: Simplify right side
    2,194.84x = 3,635,242.92
  5. Step 5: Solve for x
    x = 3,635,242.92/2,194.84
  6. Step 6: Final answer
    x = 1,656.27

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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.