Home / 3,028.66-4,181.34-2,319.22

Finding the Fourth Proportional to 3,028.66, 4,181.34 and 2,319.22

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Solution

The fourth proportional to 3,028.66, 4,181.34 and 2,319.22 is: 3,201.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.66 : 4,181.34 = 2,319.22 : x
  2. Step 2: Convert to fraction form
    3,028.66/4,181.34 = 2,319.22/x
  3. Step 3: Cross multiply
    3,028.66x = 4,181.34 × 2,319.22
  4. Step 4: Simplify right side
    3,028.66x = 9,697,447.35
  5. Step 5: Solve for x
    x = 9,697,447.35/3,028.66
  6. Step 6: Final answer
    x = 3,201.89

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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.