Home / 3,240.16-4,467.34-2,119.33

Finding the Fourth Proportional to 3,240.16, 4,467.34 and 2,119.33

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Solution

The fourth proportional to 3,240.16, 4,467.34 and 2,119.33 is: 2,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.16 : 4,467.34 = 2,119.33 : x
  2. Step 2: Convert to fraction form
    3,240.16/4,467.34 = 2,119.33/x
  3. Step 3: Cross multiply
    3,240.16x = 4,467.34 × 2,119.33
  4. Step 4: Simplify right side
    3,240.16x = 9,467,767.68
  5. Step 5: Solve for x
    x = 9,467,767.68/3,240.16
  6. Step 6: Final answer
    x = 2,922.01

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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.