Home / 2,760.24-3,809.23-1,581.69

Finding the Fourth Proportional to 2,760.24, 3,809.23 and 1,581.69

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Solution

The fourth proportional to 2,760.24, 3,809.23 and 1,581.69 is: 2,182.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.24 : 3,809.23 = 1,581.69 : x
  2. Step 2: Convert to fraction form
    2,760.24/3,809.23 = 1,581.69/x
  3. Step 3: Cross multiply
    2,760.24x = 3,809.23 × 1,581.69
  4. Step 4: Simplify right side
    2,760.24x = 6,025,017.04
  5. Step 5: Solve for x
    x = 6,025,017.04/2,760.24
  6. Step 6: Final answer
    x = 2,182.79

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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.