Home / 2,743.32-3,784.83-1,563.54

Finding the Fourth Proportional to 2,743.32, 3,784.83 and 1,563.54

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Solution

The fourth proportional to 2,743.32, 3,784.83 and 1,563.54 is: 2,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.32 : 3,784.83 = 1,563.54 : x
  2. Step 2: Convert to fraction form
    2,743.32/3,784.83 = 1,563.54/x
  3. Step 3: Cross multiply
    2,743.32x = 3,784.83 × 1,563.54
  4. Step 4: Simplify right side
    2,743.32x = 5,917,733.10
  5. Step 5: Solve for x
    x = 5,917,733.10/2,743.32
  6. Step 6: Final answer
    x = 2,157.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.