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Finding the Fourth Proportional to 9,636.97, 14,455.46 and 2,711.47

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Solution

The fourth proportional to 9,636.97, 14,455.46 and 2,711.47 is: 4,067.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,636.97 : 14,455.46 = 2,711.47 : x
  2. Step 2: Convert to fraction form
    9,636.97/14,455.46 = 2,711.47/x
  3. Step 3: Cross multiply
    9,636.97x = 14,455.46 × 2,711.47
  4. Step 4: Simplify right side
    9,636.97x = 39,195,532.57
  5. Step 5: Solve for x
    x = 39,195,532.57/9,636.97
  6. Step 6: Final answer
    x = 4,067.21

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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.