Home / 4,945.89-6,825.96-2,850.03

Finding the Fourth Proportional to 4,945.89, 6,825.96 and 2,850.03

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Solution

The fourth proportional to 4,945.89, 6,825.96 and 2,850.03 is: 3,933.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.89 : 6,825.96 = 2,850.03 : x
  2. Step 2: Convert to fraction form
    4,945.89/6,825.96 = 2,850.03/x
  3. Step 3: Cross multiply
    4,945.89x = 6,825.96 × 2,850.03
  4. Step 4: Simplify right side
    4,945.89x = 19,454,190.78
  5. Step 5: Solve for x
    x = 19,454,190.78/4,945.89
  6. Step 6: Final answer
    x = 3,933.41

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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.