Home / 2,022.66-2,788.26-1,236.18

Finding the Fourth Proportional to 2,022.66, 2,788.26 and 1,236.18

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Solution

The fourth proportional to 2,022.66, 2,788.26 and 1,236.18 is: 1,704.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.66 : 2,788.26 = 1,236.18 : x
  2. Step 2: Convert to fraction form
    2,022.66/2,788.26 = 1,236.18/x
  3. Step 3: Cross multiply
    2,022.66x = 2,788.26 × 1,236.18
  4. Step 4: Simplify right side
    2,022.66x = 3,446,791.25
  5. Step 5: Solve for x
    x = 3,446,791.25/2,022.66
  6. Step 6: Final answer
    x = 1,704.09

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Half scale
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Double scale
Find fourth proportional to 2,023.66, 2,789.64 and 1,237.18
Similar ratio
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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.