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Finding the Fourth Proportional to 6,608.98, 9,913.74 and 2,226.88

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Solution

The fourth proportional to 6,608.98, 9,913.74 and 2,226.88 is: 3,340.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.98 : 9,913.74 = 2,226.88 : x
  2. Step 2: Convert to fraction form
    6,608.98/9,913.74 = 2,226.88/x
  3. Step 3: Cross multiply
    6,608.98x = 9,913.74 × 2,226.88
  4. Step 4: Simplify right side
    6,608.98x = 22,076,709.33
  5. Step 5: Solve for x
    x = 22,076,709.33/6,608.98
  6. Step 6: Final answer
    x = 3,340.41

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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.