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Finding the Fourth Proportional to 6,630.24, 9,946.56 and 2,013.12

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Solution

The fourth proportional to 6,630.24, 9,946.56 and 2,013.12 is: 3,020.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.24 : 9,946.56 = 2,013.12 : x
  2. Step 2: Convert to fraction form
    6,630.24/9,946.56 = 2,013.12/x
  3. Step 3: Cross multiply
    6,630.24x = 9,946.56 × 2,013.12
  4. Step 4: Simplify right side
    6,630.24x = 20,023,618.87
  5. Step 5: Solve for x
    x = 20,023,618.87/6,630.24
  6. Step 6: Final answer
    x = 3,020.04

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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.