Home / 4,173.75-5,760.42-2,381.23

Finding the Fourth Proportional to 4,173.75, 5,760.42 and 2,381.23

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Solution

The fourth proportional to 4,173.75, 5,760.42 and 2,381.23 is: 3,286.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.75 : 5,760.42 = 2,381.23 : x
  2. Step 2: Convert to fraction form
    4,173.75/5,760.42 = 2,381.23/x
  3. Step 3: Cross multiply
    4,173.75x = 5,760.42 × 2,381.23
  4. Step 4: Simplify right side
    4,173.75x = 13,716,884.92
  5. Step 5: Solve for x
    x = 13,716,884.92/4,173.75
  6. Step 6: Final answer
    x = 3,286.47

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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.