Home / 3,169.46-4,374.79-1,843.76

Finding the Fourth Proportional to 3,169.46, 4,374.79 and 1,843.76

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Solution

The fourth proportional to 3,169.46, 4,374.79 and 1,843.76 is: 2,544.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.46 : 4,374.79 = 1,843.76 : x
  2. Step 2: Convert to fraction form
    3,169.46/4,374.79 = 1,843.76/x
  3. Step 3: Cross multiply
    3,169.46x = 4,374.79 × 1,843.76
  4. Step 4: Simplify right side
    3,169.46x = 8,066,062.81
  5. Step 5: Solve for x
    x = 8,066,062.81/3,169.46
  6. Step 6: Final answer
    x = 2,544.93

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Half scale
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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.