Home / 3,485.75-5,220.59-2,096.04

Finding the Fourth Proportional to 3,485.75, 5,220.59 and 2,096.04

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Solution

The fourth proportional to 3,485.75, 5,220.59 and 2,096.04 is: 3,139.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.75 : 5,220.59 = 2,096.04 : x
  2. Step 2: Convert to fraction form
    3,485.75/5,220.59 = 2,096.04/x
  3. Step 3: Cross multiply
    3,485.75x = 5,220.59 × 2,096.04
  4. Step 4: Simplify right side
    3,485.75x = 10,942,554.98
  5. Step 5: Solve for x
    x = 10,942,554.98/3,485.75
  6. Step 6: Final answer
    x = 3,139.23

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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.