Home / 3,148.14-4,719.94-1,481.33

Finding the Fourth Proportional to 3,148.14, 4,719.94 and 1,481.33

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Solution

The fourth proportional to 3,148.14, 4,719.94 and 1,481.33 is: 2,220.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.14 : 4,719.94 = 1,481.33 : x
  2. Step 2: Convert to fraction form
    3,148.14/4,719.94 = 1,481.33/x
  3. Step 3: Cross multiply
    3,148.14x = 4,719.94 × 1,481.33
  4. Step 4: Simplify right side
    3,148.14x = 6,991,788.72
  5. Step 5: Solve for x
    x = 6,991,788.72/3,148.14
  6. Step 6: Final answer
    x = 2,220.93

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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.