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Finding the Fourth Proportional to 9,910.44, 14,868.39 and 8,056.95

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Solution

The fourth proportional to 9,910.44, 14,868.39 and 8,056.95 is: 12,087.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.44 : 14,868.39 = 8,056.95 : x
  2. Step 2: Convert to fraction form
    9,910.44/14,868.39 = 8,056.95/x
  3. Step 3: Cross multiply
    9,910.44x = 14,868.39 × 8,056.95
  4. Step 4: Simplify right side
    9,910.44x = 119,793,874.81
  5. Step 5: Solve for x
    x = 119,793,874.81/9,910.44
  6. Step 6: Final answer
    x = 12,087.64

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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.