Home / 3,028.38-4,178.97-1,850.10

Finding the Fourth Proportional to 3,028.38, 4,178.97 and 1,850.10

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Solution

The fourth proportional to 3,028.38, 4,178.97 and 1,850.10 is: 2,553.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.38 : 4,178.97 = 1,850.10 : x
  2. Step 2: Convert to fraction form
    3,028.38/4,178.97 = 1,850.10/x
  3. Step 3: Cross multiply
    3,028.38x = 4,178.97 × 1,850.10
  4. Step 4: Simplify right side
    3,028.38x = 7,731,512.40
  5. Step 5: Solve for x
    x = 7,731,512.40/3,028.38
  6. Step 6: Final answer
    x = 2,553.02

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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.