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Finding the Fourth Proportional to 10,793.94, 16,179.57 and 4,945.74

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Solution

The fourth proportional to 10,793.94, 16,179.57 and 4,945.74 is: 7,413.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,793.94 : 16,179.57 = 4,945.74 : x
  2. Step 2: Convert to fraction form
    10,793.94/16,179.57 = 4,945.74/x
  3. Step 3: Cross multiply
    10,793.94x = 16,179.57 × 4,945.74
  4. Step 4: Simplify right side
    10,793.94x = 80,019,946.53
  5. Step 5: Solve for x
    x = 80,019,946.53/10,793.94
  6. Step 6: Final answer
    x = 7,413.41

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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.