Home / 3,512.82-4,848.07-2,168.36

Finding the Fourth Proportional to 3,512.82, 4,848.07 and 2,168.36

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Solution

The fourth proportional to 3,512.82, 4,848.07 and 2,168.36 is: 2,992.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.82 : 4,848.07 = 2,168.36 : x
  2. Step 2: Convert to fraction form
    3,512.82/4,848.07 = 2,168.36/x
  3. Step 3: Cross multiply
    3,512.82x = 4,848.07 × 2,168.36
  4. Step 4: Simplify right side
    3,512.82x = 10,512,361.07
  5. Step 5: Solve for x
    x = 10,512,361.07/3,512.82
  6. Step 6: Final answer
    x = 2,992.57

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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.