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Finding the Fourth Proportional to 8,046.44, 11,078.78 and 7,308.33

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Solution

The fourth proportional to 8,046.44, 11,078.78 and 7,308.33 is: 10,062.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,046.44 : 11,078.78 = 7,308.33 : x
  2. Step 2: Convert to fraction form
    8,046.44/11,078.78 = 7,308.33/x
  3. Step 3: Cross multiply
    8,046.44x = 11,078.78 × 7,308.33
  4. Step 4: Simplify right side
    8,046.44x = 80,967,302.15
  5. Step 5: Solve for x
    x = 80,967,302.15/8,046.44
  6. Step 6: Final answer
    x = 10,062.50

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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.