Home / 8,885.11-12,261.47-4,906.23

Finding the Fourth Proportional to 8,885.11, 12,261.47 and 4,906.23

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Solution

The fourth proportional to 8,885.11, 12,261.47 and 4,906.23 is: 6,770.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.11 : 12,261.47 = 4,906.23 : x
  2. Step 2: Convert to fraction form
    8,885.11/12,261.47 = 4,906.23/x
  3. Step 3: Cross multiply
    8,885.11x = 12,261.47 × 4,906.23
  4. Step 4: Simplify right side
    8,885.11x = 60,157,591.96
  5. Step 5: Solve for x
    x = 60,157,591.96/8,885.11
  6. Step 6: Final answer
    x = 6,770.61

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.