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Finding the Fourth Proportional to 8,022.76, 12,004.98 and 6,623.08

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Solution

The fourth proportional to 8,022.76, 12,004.98 and 6,623.08 is: 9,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.76 : 12,004.98 = 6,623.08 : x
  2. Step 2: Convert to fraction form
    8,022.76/12,004.98 = 6,623.08/x
  3. Step 3: Cross multiply
    8,022.76x = 12,004.98 × 6,623.08
  4. Step 4: Simplify right side
    8,022.76x = 79,509,942.94
  5. Step 5: Solve for x
    x = 79,509,942.94/8,022.76
  6. Step 6: Final answer
    x = 9,910.55

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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.