Home / 7,942.26-11,913.96-2,098.74

Finding the Fourth Proportional to 7,942.26, 11,913.96 and 2,098.74

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Solution

The fourth proportional to 7,942.26, 11,913.96 and 2,098.74 is: 3,148.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.26 : 11,913.96 = 2,098.74 : x
  2. Step 2: Convert to fraction form
    7,942.26/11,913.96 = 2,098.74/x
  3. Step 3: Cross multiply
    7,942.26x = 11,913.96 × 2,098.74
  4. Step 4: Simplify right side
    7,942.26x = 25,004,304.41
  5. Step 5: Solve for x
    x = 25,004,304.41/7,942.26
  6. Step 6: Final answer
    x = 3,148.26

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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.