Home / 2,845.44-4,270.08-2,649.60

Finding the Fourth Proportional to 2,845.44, 4,270.08 and 2,649.60

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Solution

The fourth proportional to 2,845.44, 4,270.08 and 2,649.60 is: 3,976.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.44 : 4,270.08 = 2,649.60 : x
  2. Step 2: Convert to fraction form
    2,845.44/4,270.08 = 2,649.60/x
  3. Step 3: Cross multiply
    2,845.44x = 4,270.08 × 2,649.60
  4. Step 4: Simplify right side
    2,845.44x = 11,314,003.97
  5. Step 5: Solve for x
    x = 11,314,003.97/2,845.44
  6. Step 6: Final answer
    x = 3,976.19

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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.