Home / 2,719.97-3,753.86-1,541.12

Finding the Fourth Proportional to 2,719.97, 3,753.86 and 1,541.12

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Solution

The fourth proportional to 2,719.97, 3,753.86 and 1,541.12 is: 2,126.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.97 : 3,753.86 = 1,541.12 : x
  2. Step 2: Convert to fraction form
    2,719.97/3,753.86 = 1,541.12/x
  3. Step 3: Cross multiply
    2,719.97x = 3,753.86 × 1,541.12
  4. Step 4: Simplify right side
    2,719.97x = 5,785,148.72
  5. Step 5: Solve for x
    x = 5,785,148.72/2,719.97
  6. Step 6: Final answer
    x = 2,126.92

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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.