Home / 3,361.46-5,008.38-3,172.82

Finding the Fourth Proportional to 3,361.46, 5,008.38 and 3,172.82

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Solution

The fourth proportional to 3,361.46, 5,008.38 and 3,172.82 is: 4,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.46 : 5,008.38 = 3,172.82 : x
  2. Step 2: Convert to fraction form
    3,361.46/5,008.38 = 3,172.82/x
  3. Step 3: Cross multiply
    3,361.46x = 5,008.38 × 3,172.82
  4. Step 4: Simplify right side
    3,361.46x = 15,890,672.37
  5. Step 5: Solve for x
    x = 15,890,672.37/3,361.46
  6. Step 6: Final answer
    x = 4,727.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.