Home / 4,738.09-7,107.07-2,104.90

Finding the Fourth Proportional to 4,738.09, 7,107.07 and 2,104.90

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Solution

The fourth proportional to 4,738.09, 7,107.07 and 2,104.90 is: 3,157.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.09 : 7,107.07 = 2,104.90 : x
  2. Step 2: Convert to fraction form
    4,738.09/7,107.07 = 2,104.90/x
  3. Step 3: Cross multiply
    4,738.09x = 7,107.07 × 2,104.90
  4. Step 4: Simplify right side
    4,738.09x = 14,959,625.58
  5. Step 5: Solve for x
    x = 14,959,625.58/4,738.09
  6. Step 6: Final answer
    x = 3,157.31

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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.