Home / 3,286.77-4,928.73-1,094.91

Finding the Fourth Proportional to 3,286.77, 4,928.73 and 1,094.91

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Solution

The fourth proportional to 3,286.77, 4,928.73 and 1,094.91 is: 1,641.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.77 : 4,928.73 = 1,094.91 : x
  2. Step 2: Convert to fraction form
    3,286.77/4,928.73 = 1,094.91/x
  3. Step 3: Cross multiply
    3,286.77x = 4,928.73 × 1,094.91
  4. Step 4: Simplify right side
    3,286.77x = 5,396,515.76
  5. Step 5: Solve for x
    x = 5,396,515.76/3,286.77
  6. Step 6: Final answer
    x = 1,641.89

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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.