Home / 4,693.96-7,029.71-2,608.78

Finding the Fourth Proportional to 4,693.96, 7,029.71 and 2,608.78

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Solution

The fourth proportional to 4,693.96, 7,029.71 and 2,608.78 is: 3,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,693.96 : 7,029.71 = 2,608.78 : x
  2. Step 2: Convert to fraction form
    4,693.96/7,029.71 = 2,608.78/x
  3. Step 3: Cross multiply
    4,693.96x = 7,029.71 × 2,608.78
  4. Step 4: Simplify right side
    4,693.96x = 18,338,966.85
  5. Step 5: Solve for x
    x = 18,338,966.85/4,693.96
  6. Step 6: Final answer
    x = 3,906.93

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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.