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Finding the Fourth Proportional to 8,766.72, 13,152.02 and 4,608.68

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Solution

The fourth proportional to 8,766.72, 13,152.02 and 4,608.68 is: 6,914.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.72 : 13,152.02 = 4,608.68 : x
  2. Step 2: Convert to fraction form
    8,766.72/13,152.02 = 4,608.68/x
  3. Step 3: Cross multiply
    8,766.72x = 13,152.02 × 4,608.68
  4. Step 4: Simplify right side
    8,766.72x = 60,613,362.73
  5. Step 5: Solve for x
    x = 60,613,362.73/8,766.72
  6. Step 6: Final answer
    x = 6,914.03

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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.