Home / 3,971.24-5,481.02-2,292.41

Finding the Fourth Proportional to 3,971.24, 5,481.02 and 2,292.41

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Solution

The fourth proportional to 3,971.24, 5,481.02 and 2,292.41 is: 3,163.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.24 : 5,481.02 = 2,292.41 : x
  2. Step 2: Convert to fraction form
    3,971.24/5,481.02 = 2,292.41/x
  3. Step 3: Cross multiply
    3,971.24x = 5,481.02 × 2,292.41
  4. Step 4: Simplify right side
    3,971.24x = 12,564,733.60
  5. Step 5: Solve for x
    x = 12,564,733.60/3,971.24
  6. Step 6: Final answer
    x = 3,163.93

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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.