Home / 4,936.93-7,400.55-1,974.49

Finding the Fourth Proportional to 4,936.93, 7,400.55 and 1,974.49

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Solution

The fourth proportional to 4,936.93, 7,400.55 and 1,974.49 is: 2,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.93 : 7,400.55 = 1,974.49 : x
  2. Step 2: Convert to fraction form
    4,936.93/7,400.55 = 1,974.49/x
  3. Step 3: Cross multiply
    4,936.93x = 7,400.55 × 1,974.49
  4. Step 4: Simplify right side
    4,936.93x = 14,612,311.97
  5. Step 5: Solve for x
    x = 14,612,311.97/4,936.93
  6. Step 6: Final answer
    x = 2,959.80

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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.