Home / 3,201.93-4,418.55-1,785.60

Finding the Fourth Proportional to 3,201.93, 4,418.55 and 1,785.60

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Solution

The fourth proportional to 3,201.93, 4,418.55 and 1,785.60 is: 2,464.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.93 : 4,418.55 = 1,785.60 : x
  2. Step 2: Convert to fraction form
    3,201.93/4,418.55 = 1,785.60/x
  3. Step 3: Cross multiply
    3,201.93x = 4,418.55 × 1,785.60
  4. Step 4: Simplify right side
    3,201.93x = 7,889,762.88
  5. Step 5: Solve for x
    x = 7,889,762.88/3,201.93
  6. Step 6: Final answer
    x = 2,464.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.