Home / 3,361.28-5,042.56-1,170.56

Finding the Fourth Proportional to 3,361.28, 5,042.56 and 1,170.56

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Solution

The fourth proportional to 3,361.28, 5,042.56 and 1,170.56 is: 1,756.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.28 : 5,042.56 = 1,170.56 : x
  2. Step 2: Convert to fraction form
    3,361.28/5,042.56 = 1,170.56/x
  3. Step 3: Cross multiply
    3,361.28x = 5,042.56 × 1,170.56
  4. Step 4: Simplify right side
    3,361.28x = 5,902,619.03
  5. Step 5: Solve for x
    x = 5,902,619.03/3,361.28
  6. Step 6: Final answer
    x = 1,756.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.