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Finding the Fourth Proportional to 6,366.06, 8,783.64 and 3,711.96

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Solution

The fourth proportional to 6,366.06, 8,783.64 and 3,711.96 is: 5,121.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,366.06 : 8,783.64 = 3,711.96 : x
  2. Step 2: Convert to fraction form
    6,366.06/8,783.64 = 3,711.96/x
  3. Step 3: Cross multiply
    6,366.06x = 8,783.64 × 3,711.96
  4. Step 4: Simplify right side
    6,366.06x = 32,604,520.33
  5. Step 5: Solve for x
    x = 32,604,520.33/6,366.06
  6. Step 6: Final answer
    x = 5,121.62

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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.