Home / 3,283.11-4,923.41-1,091.25

Finding the Fourth Proportional to 3,283.11, 4,923.41 and 1,091.25

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Solution

The fourth proportional to 3,283.11, 4,923.41 and 1,091.25 is: 1,636.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.11 : 4,923.41 = 1,091.25 : x
  2. Step 2: Convert to fraction form
    3,283.11/4,923.41 = 1,091.25/x
  3. Step 3: Cross multiply
    3,283.11x = 4,923.41 × 1,091.25
  4. Step 4: Simplify right side
    3,283.11x = 5,372,665.71
  5. Step 5: Solve for x
    x = 5,372,665.71/3,283.11
  6. Step 6: Final answer
    x = 1,636.46

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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.