Home / 2,193.96-3,027.94-1,262.76

Finding the Fourth Proportional to 2,193.96, 3,027.94 and 1,262.76

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Solution

The fourth proportional to 2,193.96, 3,027.94 and 1,262.76 is: 1,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.96 : 3,027.94 = 1,262.76 : x
  2. Step 2: Convert to fraction form
    2,193.96/3,027.94 = 1,262.76/x
  3. Step 3: Cross multiply
    2,193.96x = 3,027.94 × 1,262.76
  4. Step 4: Simplify right side
    2,193.96x = 3,823,561.51
  5. Step 5: Solve for x
    x = 3,823,561.51/2,193.96
  6. Step 6: Final answer
    x = 1,742.77

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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.