Home / 4,028.78-6,043.74-1,255.70

Finding the Fourth Proportional to 4,028.78, 6,043.74 and 1,255.70

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Solution

The fourth proportional to 4,028.78, 6,043.74 and 1,255.70 is: 1,883.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.78 : 6,043.74 = 1,255.70 : x
  2. Step 2: Convert to fraction form
    4,028.78/6,043.74 = 1,255.70/x
  3. Step 3: Cross multiply
    4,028.78x = 6,043.74 × 1,255.70
  4. Step 4: Simplify right side
    4,028.78x = 7,589,124.32
  5. Step 5: Solve for x
    x = 7,589,124.32/4,028.78
  6. Step 6: Final answer
    x = 1,883.73

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1.5x scale

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.