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Finding the Fourth Proportional to 6,880.86, 10,321.11 and 2,263.86

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Solution

The fourth proportional to 6,880.86, 10,321.11 and 2,263.86 is: 3,395.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.86 : 10,321.11 = 2,263.86 : x
  2. Step 2: Convert to fraction form
    6,880.86/10,321.11 = 2,263.86/x
  3. Step 3: Cross multiply
    6,880.86x = 10,321.11 × 2,263.86
  4. Step 4: Simplify right side
    6,880.86x = 23,365,548.08
  5. Step 5: Solve for x
    x = 23,365,548.08/6,880.86
  6. Step 6: Final answer
    x = 3,395.73

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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.