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Finding the Fourth Proportional to 6,573.27, 9,857.48 and 1,891.70

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Solution

The fourth proportional to 6,573.27, 9,857.48 and 1,891.70 is: 2,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,573.27 : 9,857.48 = 1,891.70 : x
  2. Step 2: Convert to fraction form
    6,573.27/9,857.48 = 1,891.70/x
  3. Step 3: Cross multiply
    6,573.27x = 9,857.48 × 1,891.70
  4. Step 4: Simplify right side
    6,573.27x = 18,647,407.01
  5. Step 5: Solve for x
    x = 18,647,407.01/6,573.27
  6. Step 6: Final answer
    x = 2,836.85

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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.