Home / 4,945.26-6,818.67-3,947.34

Finding the Fourth Proportional to 4,945.26, 6,818.67 and 3,947.34

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Solution

The fourth proportional to 4,945.26, 6,818.67 and 3,947.34 is: 5,442.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.26 : 6,818.67 = 3,947.34 : x
  2. Step 2: Convert to fraction form
    4,945.26/6,818.67 = 3,947.34/x
  3. Step 3: Cross multiply
    4,945.26x = 6,818.67 × 3,947.34
  4. Step 4: Simplify right side
    4,945.26x = 26,915,608.84
  5. Step 5: Solve for x
    x = 26,915,608.84/4,945.26
  6. Step 6: Final answer
    x = 5,442.71

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1.5x scale

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.