Home / 3,481.47-5,222.17-2,792.46

Finding the Fourth Proportional to 3,481.47, 5,222.17 and 2,792.46

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Solution

The fourth proportional to 3,481.47, 5,222.17 and 2,792.46 is: 4,188.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.47 : 5,222.17 = 2,792.46 : x
  2. Step 2: Convert to fraction form
    3,481.47/5,222.17 = 2,792.46/x
  3. Step 3: Cross multiply
    3,481.47x = 5,222.17 × 2,792.46
  4. Step 4: Simplify right side
    3,481.47x = 14,582,700.84
  5. Step 5: Solve for x
    x = 14,582,700.84/3,481.47
  6. Step 6: Final answer
    x = 4,188.66

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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.