Home / 5,028.12-6,939.06-2,789.94

Finding the Fourth Proportional to 5,028.12, 6,939.06 and 2,789.94

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Solution

The fourth proportional to 5,028.12, 6,939.06 and 2,789.94 is: 3,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.12 : 6,939.06 = 2,789.94 : x
  2. Step 2: Convert to fraction form
    5,028.12/6,939.06 = 2,789.94/x
  3. Step 3: Cross multiply
    5,028.12x = 6,939.06 × 2,789.94
  4. Step 4: Simplify right side
    5,028.12x = 19,359,561.06
  5. Step 5: Solve for x
    x = 19,359,561.06/5,028.12
  6. Step 6: Final answer
    x = 3,850.26

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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.