Home / 2,945.06-4,407.97-2,164.85

Finding the Fourth Proportional to 2,945.06, 4,407.97 and 2,164.85

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Solution

The fourth proportional to 2,945.06, 4,407.97 and 2,164.85 is: 3,240.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.06 : 4,407.97 = 2,164.85 : x
  2. Step 2: Convert to fraction form
    2,945.06/4,407.97 = 2,164.85/x
  3. Step 3: Cross multiply
    2,945.06x = 4,407.97 × 2,164.85
  4. Step 4: Simplify right side
    2,945.06x = 9,542,583.03
  5. Step 5: Solve for x
    x = 9,542,583.03/2,945.06
  6. Step 6: Final answer
    x = 3,240.21

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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.