Home / 4,170.41-5,742.05-3,539.62

Finding the Fourth Proportional to 4,170.41, 5,742.05 and 3,539.62

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Solution

The fourth proportional to 4,170.41, 5,742.05 and 3,539.62 is: 4,873.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.41 : 5,742.05 = 3,539.62 : x
  2. Step 2: Convert to fraction form
    4,170.41/5,742.05 = 3,539.62/x
  3. Step 3: Cross multiply
    4,170.41x = 5,742.05 × 3,539.62
  4. Step 4: Simplify right side
    4,170.41x = 20,324,642.97
  5. Step 5: Solve for x
    x = 20,324,642.97/4,170.41
  6. Step 6: Final answer
    x = 4,873.54

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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.