Home / 2,724.62-3,759.93-1,529.61

Finding the Fourth Proportional to 2,724.62, 3,759.93 and 1,529.61

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Solution

The fourth proportional to 2,724.62, 3,759.93 and 1,529.61 is: 2,110.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.62 : 3,759.93 = 1,529.61 : x
  2. Step 2: Convert to fraction form
    2,724.62/3,759.93 = 1,529.61/x
  3. Step 3: Cross multiply
    2,724.62x = 3,759.93 × 1,529.61
  4. Step 4: Simplify right side
    2,724.62x = 5,751,226.53
  5. Step 5: Solve for x
    x = 5,751,226.53/2,724.62
  6. Step 6: Final answer
    x = 2,110.84

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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.