Home / 3,361.93-4,640.05-2,186.41

Finding the Fourth Proportional to 3,361.93, 4,640.05 and 2,186.41

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Solution

The fourth proportional to 3,361.93, 4,640.05 and 2,186.41 is: 3,017.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.93 : 4,640.05 = 2,186.41 : x
  2. Step 2: Convert to fraction form
    3,361.93/4,640.05 = 2,186.41/x
  3. Step 3: Cross multiply
    3,361.93x = 4,640.05 × 2,186.41
  4. Step 4: Simplify right side
    3,361.93x = 10,145,051.72
  5. Step 5: Solve for x
    x = 10,145,051.72/3,361.93
  6. Step 6: Final answer
    x = 3,017.63

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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.