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Finding the Fourth Proportional to 6,630.56, 9,946.08 and 2,013.44

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Solution

The fourth proportional to 6,630.56, 9,946.08 and 2,013.44 is: 3,020.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.56 : 9,946.08 = 2,013.44 : x
  2. Step 2: Convert to fraction form
    6,630.56/9,946.08 = 2,013.44/x
  3. Step 3: Cross multiply
    6,630.56x = 9,946.08 × 2,013.44
  4. Step 4: Simplify right side
    6,630.56x = 20,025,835.32
  5. Step 5: Solve for x
    x = 20,025,835.32/6,630.56
  6. Step 6: Final answer
    x = 3,020.23

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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.