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Finding the Fourth Proportional to 8,043.08, 12,083.08 and 5,676.60

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Solution

The fourth proportional to 8,043.08, 12,083.08 and 5,676.60 is: 8,527.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.08 : 12,083.08 = 5,676.60 : x
  2. Step 2: Convert to fraction form
    8,043.08/12,083.08 = 5,676.60/x
  3. Step 3: Cross multiply
    8,043.08x = 12,083.08 × 5,676.60
  4. Step 4: Simplify right side
    8,043.08x = 68,590,811.93
  5. Step 5: Solve for x
    x = 68,590,811.93/8,043.08
  6. Step 6: Final answer
    x = 8,527.93

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1.5x scale

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.