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Finding the Fourth Proportional to 7,372.74, 11,058.63 and 2,755.62

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Solution

The fourth proportional to 7,372.74, 11,058.63 and 2,755.62 is: 4,133.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.74 : 11,058.63 = 2,755.62 : x
  2. Step 2: Convert to fraction form
    7,372.74/11,058.63 = 2,755.62/x
  3. Step 3: Cross multiply
    7,372.74x = 11,058.63 × 2,755.62
  4. Step 4: Simplify right side
    7,372.74x = 30,473,382.00
  5. Step 5: Solve for x
    x = 30,473,382.00/7,372.74
  6. Step 6: Final answer
    x = 4,133.25

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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.