Home / 2,441.03-3,361.53-2,121.86

Finding the Fourth Proportional to 2,441.03, 3,361.53 and 2,121.86

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Solution

The fourth proportional to 2,441.03, 3,361.53 and 2,121.86 is: 2,922.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.03 : 3,361.53 = 2,121.86 : x
  2. Step 2: Convert to fraction form
    2,441.03/3,361.53 = 2,121.86/x
  3. Step 3: Cross multiply
    2,441.03x = 3,361.53 × 2,121.86
  4. Step 4: Simplify right side
    2,441.03x = 7,132,696.05
  5. Step 5: Solve for x
    x = 7,132,696.05/2,441.03
  6. Step 6: Final answer
    x = 2,922.00

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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.