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Finding the Fourth Proportional to 6,604.08, 9,912.60 and 4,964.64

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Solution

The fourth proportional to 6,604.08, 9,912.60 and 4,964.64 is: 7,451.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.08 : 9,912.60 = 4,964.64 : x
  2. Step 2: Convert to fraction form
    6,604.08/9,912.60 = 4,964.64/x
  3. Step 3: Cross multiply
    6,604.08x = 9,912.60 × 4,964.64
  4. Step 4: Simplify right side
    6,604.08x = 49,212,490.46
  5. Step 5: Solve for x
    x = 49,212,490.46/6,604.08
  6. Step 6: Final answer
    x = 7,451.83

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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.