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Finding the Fourth Proportional to 6,651.27, 9,983.06 and 3,366.67

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Solution

The fourth proportional to 6,651.27, 9,983.06 and 3,366.67 is: 5,053.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651.27 : 9,983.06 = 3,366.67 : x
  2. Step 2: Convert to fraction form
    6,651.27/9,983.06 = 3,366.67/x
  3. Step 3: Cross multiply
    6,651.27x = 9,983.06 × 3,366.67
  4. Step 4: Simplify right side
    6,651.27x = 33,609,668.61
  5. Step 5: Solve for x
    x = 33,609,668.61/6,651.27
  6. Step 6: Final answer
    x = 5,053.12

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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.