Home / 4,792.73-7,186.64-2,157.98

Finding the Fourth Proportional to 4,792.73, 7,186.64 and 2,157.98

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Solution

The fourth proportional to 4,792.73, 7,186.64 and 2,157.98 is: 3,235.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.73 : 7,186.64 = 2,157.98 : x
  2. Step 2: Convert to fraction form
    4,792.73/7,186.64 = 2,157.98/x
  3. Step 3: Cross multiply
    4,792.73x = 7,186.64 × 2,157.98
  4. Step 4: Simplify right side
    4,792.73x = 15,508,578.66
  5. Step 5: Solve for x
    x = 15,508,578.66/4,792.73
  6. Step 6: Final answer
    x = 3,235.86

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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.