Home / 2,309.33-3,183.03-1,636.25

Finding the Fourth Proportional to 2,309.33, 3,183.03 and 1,636.25

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Solution

The fourth proportional to 2,309.33, 3,183.03 and 1,636.25 is: 2,255.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.33 : 3,183.03 = 1,636.25 : x
  2. Step 2: Convert to fraction form
    2,309.33/3,183.03 = 1,636.25/x
  3. Step 3: Cross multiply
    2,309.33x = 3,183.03 × 1,636.25
  4. Step 4: Simplify right side
    2,309.33x = 5,208,232.84
  5. Step 5: Solve for x
    x = 5,208,232.84/2,309.33
  6. Step 6: Final answer
    x = 2,255.30

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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.