Home / 2,192.93-3,289.39-1,097.03

Finding the Fourth Proportional to 2,192.93, 3,289.39 and 1,097.03

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Solution

The fourth proportional to 2,192.93, 3,289.39 and 1,097.03 is: 1,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.93 : 3,289.39 = 1,097.03 : x
  2. Step 2: Convert to fraction form
    2,192.93/3,289.39 = 1,097.03/x
  3. Step 3: Cross multiply
    2,192.93x = 3,289.39 × 1,097.03
  4. Step 4: Simplify right side
    2,192.93x = 3,608,564.99
  5. Step 5: Solve for x
    x = 3,608,564.99/2,192.93
  6. Step 6: Final answer
    x = 1,645.55

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.