Home / 7,321.26-10,102.82-4,133.57

Finding the Fourth Proportional to 7,321.26, 10,102.82 and 4,133.57

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Solution

The fourth proportional to 7,321.26, 10,102.82 and 4,133.57 is: 5,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.26 : 10,102.82 = 4,133.57 : x
  2. Step 2: Convert to fraction form
    7,321.26/10,102.82 = 4,133.57/x
  3. Step 3: Cross multiply
    7,321.26x = 10,102.82 × 4,133.57
  4. Step 4: Simplify right side
    7,321.26x = 41,760,718.26
  5. Step 5: Solve for x
    x = 41,760,718.26/7,321.26
  6. Step 6: Final answer
    x = 5,704.03

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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.