Home / 3,072.59-4,608.44-1,512.18

Finding the Fourth Proportional to 3,072.59, 4,608.44 and 1,512.18

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Solution

The fourth proportional to 3,072.59, 4,608.44 and 1,512.18 is: 2,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.59 : 4,608.44 = 1,512.18 : x
  2. Step 2: Convert to fraction form
    3,072.59/4,608.44 = 1,512.18/x
  3. Step 3: Cross multiply
    3,072.59x = 4,608.44 × 1,512.18
  4. Step 4: Simplify right side
    3,072.59x = 6,968,790.80
  5. Step 5: Solve for x
    x = 6,968,790.80/3,072.59
  6. Step 6: Final answer
    x = 2,268.05

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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.