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Finding the Fourth Proportional to 6,537.41, 9,806.21 and 1,857.43

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Solution

The fourth proportional to 6,537.41, 9,806.21 and 1,857.43 is: 2,786.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,537.41 : 9,806.21 = 1,857.43 : x
  2. Step 2: Convert to fraction form
    6,537.41/9,806.21 = 1,857.43/x
  3. Step 3: Cross multiply
    6,537.41x = 9,806.21 × 1,857.43
  4. Step 4: Simplify right side
    6,537.41x = 18,214,328.77
  5. Step 5: Solve for x
    x = 18,214,328.77/6,537.41
  6. Step 6: Final answer
    x = 2,786.17

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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.