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Finding the Fourth Proportional to 6,794.19, 9,367.97 and 6,290.37

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Solution

The fourth proportional to 6,794.19, 9,367.97 and 6,290.37 is: 8,673.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,794.19 : 9,367.97 = 6,290.37 : x
  2. Step 2: Convert to fraction form
    6,794.19/9,367.97 = 6,290.37/x
  3. Step 3: Cross multiply
    6,794.19x = 9,367.97 × 6,290.37
  4. Step 4: Simplify right side
    6,794.19x = 58,927,997.45
  5. Step 5: Solve for x
    x = 58,927,997.45/6,794.19
  6. Step 6: Final answer
    x = 8,673.29

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Double scale
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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.