Home / 2,724.46-3,761.27-1,874.95

Finding the Fourth Proportional to 2,724.46, 3,761.27 and 1,874.95

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Solution

The fourth proportional to 2,724.46, 3,761.27 and 1,874.95 is: 2,588.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.46 : 3,761.27 = 1,874.95 : x
  2. Step 2: Convert to fraction form
    2,724.46/3,761.27 = 1,874.95/x
  3. Step 3: Cross multiply
    2,724.46x = 3,761.27 × 1,874.95
  4. Step 4: Simplify right side
    2,724.46x = 7,052,183.81
  5. Step 5: Solve for x
    x = 7,052,183.81/2,724.46
  6. Step 6: Final answer
    x = 2,588.47

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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.