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Finding the Fourth Proportional to 6,805.75, 9,392.94 and 4,154.68

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Solution

The fourth proportional to 6,805.75, 9,392.94 and 4,154.68 is: 5,734.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.75 : 9,392.94 = 4,154.68 : x
  2. Step 2: Convert to fraction form
    6,805.75/9,392.94 = 4,154.68/x
  3. Step 3: Cross multiply
    6,805.75x = 9,392.94 × 4,154.68
  4. Step 4: Simplify right side
    6,805.75x = 39,024,659.96
  5. Step 5: Solve for x
    x = 39,024,659.96/6,805.75
  6. Step 6: Final answer
    x = 5,734.08

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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.