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Finding the Fourth Proportional to 8,326.67, 11,469.27 and 5,804.28

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Solution

The fourth proportional to 8,326.67, 11,469.27 and 5,804.28 is: 7,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326.67 : 11,469.27 = 5,804.28 : x
  2. Step 2: Convert to fraction form
    8,326.67/11,469.27 = 5,804.28/x
  3. Step 3: Cross multiply
    8,326.67x = 11,469.27 × 5,804.28
  4. Step 4: Simplify right side
    8,326.67x = 66,570,854.48
  5. Step 5: Solve for x
    x = 66,570,854.48/8,326.67
  6. Step 6: Final answer
    x = 7,994.90

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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.