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Finding the Fourth Proportional to 5,842.75, 8,062.98 and 3,190.16

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Solution

The fourth proportional to 5,842.75, 8,062.98 and 3,190.16 is: 4,402.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,842.75 : 8,062.98 = 3,190.16 : x
  2. Step 2: Convert to fraction form
    5,842.75/8,062.98 = 3,190.16/x
  3. Step 3: Cross multiply
    5,842.75x = 8,062.98 × 3,190.16
  4. Step 4: Simplify right side
    5,842.75x = 25,722,196.28
  5. Step 5: Solve for x
    x = 25,722,196.28/5,842.75
  6. Step 6: Final answer
    x = 4,402.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.