Home / 3,293.76-4,942.68-2,986.18

Finding the Fourth Proportional to 3,293.76, 4,942.68 and 2,986.18

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Solution

The fourth proportional to 3,293.76, 4,942.68 and 2,986.18 is: 4,481.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.76 : 4,942.68 = 2,986.18 : x
  2. Step 2: Convert to fraction form
    3,293.76/4,942.68 = 2,986.18/x
  3. Step 3: Cross multiply
    3,293.76x = 4,942.68 × 2,986.18
  4. Step 4: Simplify right side
    3,293.76x = 14,759,732.16
  5. Step 5: Solve for x
    x = 14,759,732.16/3,293.76
  6. Step 6: Final answer
    x = 4,481.12

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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.