Home / 2,951.78-4,422.65-1,469.03

Finding the Fourth Proportional to 2,951.78, 4,422.65 and 1,469.03

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Solution

The fourth proportional to 2,951.78, 4,422.65 and 1,469.03 is: 2,201.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.78 : 4,422.65 = 1,469.03 : x
  2. Step 2: Convert to fraction form
    2,951.78/4,422.65 = 1,469.03/x
  3. Step 3: Cross multiply
    2,951.78x = 4,422.65 × 1,469.03
  4. Step 4: Simplify right side
    2,951.78x = 6,496,976.07
  5. Step 5: Solve for x
    x = 6,496,976.07/2,951.78
  6. Step 6: Final answer
    x = 2,201.04

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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.