Home / 2,001.14-2,761.44-1,116.77

Finding the Fourth Proportional to 2,001.14, 2,761.44 and 1,116.77

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Solution

The fourth proportional to 2,001.14, 2,761.44 and 1,116.77 is: 1,541.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.14 : 2,761.44 = 1,116.77 : x
  2. Step 2: Convert to fraction form
    2,001.14/2,761.44 = 1,116.77/x
  3. Step 3: Cross multiply
    2,001.14x = 2,761.44 × 1,116.77
  4. Step 4: Simplify right side
    2,001.14x = 3,083,879.54
  5. Step 5: Solve for x
    x = 3,083,879.54/2,001.14
  6. Step 6: Final answer
    x = 1,541.07

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Half scale
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Double scale
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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.