Home / 3,255.12-4,873.07-2,018.55

Finding the Fourth Proportional to 3,255.12, 4,873.07 and 2,018.55

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Solution

The fourth proportional to 3,255.12, 4,873.07 and 2,018.55 is: 3,021.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.12 : 4,873.07 = 2,018.55 : x
  2. Step 2: Convert to fraction form
    3,255.12/4,873.07 = 2,018.55/x
  3. Step 3: Cross multiply
    3,255.12x = 4,873.07 × 2,018.55
  4. Step 4: Simplify right side
    3,255.12x = 9,836,516.13
  5. Step 5: Solve for x
    x = 9,836,516.13/3,255.12
  6. Step 6: Final answer
    x = 3,021.86

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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.