Home / 2,845.10-4,268.22-1,201.64

Finding the Fourth Proportional to 2,845.10, 4,268.22 and 1,201.64

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Solution

The fourth proportional to 2,845.10, 4,268.22 and 1,201.64 is: 1,802.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.10 : 4,268.22 = 1,201.64 : x
  2. Step 2: Convert to fraction form
    2,845.10/4,268.22 = 1,201.64/x
  3. Step 3: Cross multiply
    2,845.10x = 4,268.22 × 1,201.64
  4. Step 4: Simplify right side
    2,845.10x = 5,128,863.88
  5. Step 5: Solve for x
    x = 5,128,863.88/2,845.10
  6. Step 6: Final answer
    x = 1,802.70

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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.