Home / 2,098.71-3,148.92-1,481.08

Finding the Fourth Proportional to 2,098.71, 3,148.92 and 1,481.08

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Solution

The fourth proportional to 2,098.71, 3,148.92 and 1,481.08 is: 2,222.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.71 : 3,148.92 = 1,481.08 : x
  2. Step 2: Convert to fraction form
    2,098.71/3,148.92 = 1,481.08/x
  3. Step 3: Cross multiply
    2,098.71x = 3,148.92 × 1,481.08
  4. Step 4: Simplify right side
    2,098.71x = 4,663,795.03
  5. Step 5: Solve for x
    x = 4,663,795.03/2,098.71
  6. Step 6: Final answer
    x = 2,222.23

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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.