Home / 5,441.11-7,512.96-4,180.16

Finding the Fourth Proportional to 5,441.11, 7,512.96 and 4,180.16

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Solution

The fourth proportional to 5,441.11, 7,512.96 and 4,180.16 is: 5,771.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.11 : 7,512.96 = 4,180.16 : x
  2. Step 2: Convert to fraction form
    5,441.11/7,512.96 = 4,180.16/x
  3. Step 3: Cross multiply
    5,441.11x = 7,512.96 × 4,180.16
  4. Step 4: Simplify right side
    5,441.11x = 31,405,409.33
  5. Step 5: Solve for x
    x = 31,405,409.33/5,441.11
  6. Step 6: Final answer
    x = 5,771.88

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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.