Home / 2,719.80-3,753.72-1,541.16

Finding the Fourth Proportional to 2,719.80, 3,753.72 and 1,541.16

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Solution

The fourth proportional to 2,719.80, 3,753.72 and 1,541.16 is: 2,127.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.80 : 3,753.72 = 1,541.16 : x
  2. Step 2: Convert to fraction form
    2,719.80/3,753.72 = 1,541.16/x
  3. Step 3: Cross multiply
    2,719.80x = 3,753.72 × 1,541.16
  4. Step 4: Simplify right side
    2,719.80x = 5,785,083.12
  5. Step 5: Solve for x
    x = 5,785,083.12/2,719.80
  6. Step 6: Final answer
    x = 2,127.03

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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.