Home / 4,157.09-6,233.55-1,382.79

Finding the Fourth Proportional to 4,157.09, 6,233.55 and 1,382.79

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Solution

The fourth proportional to 4,157.09, 6,233.55 and 1,382.79 is: 2,073.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.09 : 6,233.55 = 1,382.79 : x
  2. Step 2: Convert to fraction form
    4,157.09/6,233.55 = 1,382.79/x
  3. Step 3: Cross multiply
    4,157.09x = 6,233.55 × 1,382.79
  4. Step 4: Simplify right side
    4,157.09x = 8,619,659.44
  5. Step 5: Solve for x
    x = 8,619,659.44/4,157.09
  6. Step 6: Final answer
    x = 2,073.48

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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.