Home / 4,949.30-7,415.72-3,485.38

Finding the Fourth Proportional to 4,949.30, 7,415.72 and 3,485.38

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Solution

The fourth proportional to 4,949.30, 7,415.72 and 3,485.38 is: 5,222.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.30 : 7,415.72 = 3,485.38 : x
  2. Step 2: Convert to fraction form
    4,949.30/7,415.72 = 3,485.38/x
  3. Step 3: Cross multiply
    4,949.30x = 7,415.72 × 3,485.38
  4. Step 4: Simplify right side
    4,949.30x = 25,846,593.18
  5. Step 5: Solve for x
    x = 25,846,593.18/4,949.30
  6. Step 6: Final answer
    x = 5,222.27

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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.