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Finding the Fourth Proportional to 8,068.68, 12,103.02 and 3,684.96

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Solution

The fourth proportional to 8,068.68, 12,103.02 and 3,684.96 is: 5,527.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.68 : 12,103.02 = 3,684.96 : x
  2. Step 2: Convert to fraction form
    8,068.68/12,103.02 = 3,684.96/x
  3. Step 3: Cross multiply
    8,068.68x = 12,103.02 × 3,684.96
  4. Step 4: Simplify right side
    8,068.68x = 44,599,144.58
  5. Step 5: Solve for x
    x = 44,599,144.58/8,068.68
  6. Step 6: Final answer
    x = 5,527.44

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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.