Home / 4,170.22-5,741.79-3,539.43

Finding the Fourth Proportional to 4,170.22, 5,741.79 and 3,539.43

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Solution

The fourth proportional to 4,170.22, 5,741.79 and 3,539.43 is: 4,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.22 : 5,741.79 = 3,539.43 : x
  2. Step 2: Convert to fraction form
    4,170.22/5,741.79 = 3,539.43/x
  3. Step 3: Cross multiply
    4,170.22x = 5,741.79 × 3,539.43
  4. Step 4: Simplify right side
    4,170.22x = 20,322,650.51
  5. Step 5: Solve for x
    x = 20,322,650.51/4,170.22
  6. Step 6: Final answer
    x = 4,873.28

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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.