Home / 7,307.44-10,083.88-4,163.92

Finding the Fourth Proportional to 7,307.44, 10,083.88 and 4,163.92

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Solution

The fourth proportional to 7,307.44, 10,083.88 and 4,163.92 is: 5,745.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.44 : 10,083.88 = 4,163.92 : x
  2. Step 2: Convert to fraction form
    7,307.44/10,083.88 = 4,163.92/x
  3. Step 3: Cross multiply
    7,307.44x = 10,083.88 × 4,163.92
  4. Step 4: Simplify right side
    7,307.44x = 41,988,469.61
  5. Step 5: Solve for x
    x = 41,988,469.61/7,307.44
  6. Step 6: Final answer
    x = 5,745.99

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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.