Home / 2,730.46-4,096.68-1,413.58

Finding the Fourth Proportional to 2,730.46, 4,096.68 and 1,413.58

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Solution

The fourth proportional to 2,730.46, 4,096.68 and 1,413.58 is: 2,120.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.46 : 4,096.68 = 1,413.58 : x
  2. Step 2: Convert to fraction form
    2,730.46/4,096.68 = 1,413.58/x
  3. Step 3: Cross multiply
    2,730.46x = 4,096.68 × 1,413.58
  4. Step 4: Simplify right side
    2,730.46x = 5,790,984.91
  5. Step 5: Solve for x
    x = 5,790,984.91/2,730.46
  6. Step 6: Final answer
    x = 2,120.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.