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Finding the Fourth Proportional to 10,797.56, 16,196.34 and 8,335.97

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Solution

The fourth proportional to 10,797.56, 16,196.34 and 8,335.97 is: 12,503.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,797.56 : 16,196.34 = 8,335.97 : x
  2. Step 2: Convert to fraction form
    10,797.56/16,196.34 = 8,335.97/x
  3. Step 3: Cross multiply
    10,797.56x = 16,196.34 × 8,335.97
  4. Step 4: Simplify right side
    10,797.56x = 135,012,204.35
  5. Step 5: Solve for x
    x = 135,012,204.35/10,797.56
  6. Step 6: Final answer
    x = 12,503.96

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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.