Home / 9,185.87-12,676.07-4,994.12

Finding the Fourth Proportional to 9,185.87, 12,676.07 and 4,994.12

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Solution

The fourth proportional to 9,185.87, 12,676.07 and 4,994.12 is: 6,891.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.87 : 12,676.07 = 4,994.12 : x
  2. Step 2: Convert to fraction form
    9,185.87/12,676.07 = 4,994.12/x
  3. Step 3: Cross multiply
    9,185.87x = 12,676.07 × 4,994.12
  4. Step 4: Simplify right side
    9,185.87x = 63,305,789.74
  5. Step 5: Solve for x
    x = 63,305,789.74/9,185.87
  6. Step 6: Final answer
    x = 6,891.65

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Double scale
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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.