Home / 2,951.33-4,072.19-1,956.03

Finding the Fourth Proportional to 2,951.33, 4,072.19 and 1,956.03

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Solution

The fourth proportional to 2,951.33, 4,072.19 and 1,956.03 is: 2,698.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.33 : 4,072.19 = 1,956.03 : x
  2. Step 2: Convert to fraction form
    2,951.33/4,072.19 = 1,956.03/x
  3. Step 3: Cross multiply
    2,951.33x = 4,072.19 × 1,956.03
  4. Step 4: Simplify right side
    2,951.33x = 7,965,316.03
  5. Step 5: Solve for x
    x = 7,965,316.03/2,951.33
  6. Step 6: Final answer
    x = 2,698.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.