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Finding the Fourth Proportional to 8,893.68, 13,344.18 and 4,512.48

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Solution

The fourth proportional to 8,893.68, 13,344.18 and 4,512.48 is: 6,770.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,893.68 : 13,344.18 = 4,512.48 : x
  2. Step 2: Convert to fraction form
    8,893.68/13,344.18 = 4,512.48/x
  3. Step 3: Cross multiply
    8,893.68x = 13,344.18 × 4,512.48
  4. Step 4: Simplify right side
    8,893.68x = 60,215,345.37
  5. Step 5: Solve for x
    x = 60,215,345.37/8,893.68
  6. Step 6: Final answer
    x = 6,770.58

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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.