Home / 3,292.75-4,936.02-1,099.90

Finding the Fourth Proportional to 3,292.75, 4,936.02 and 1,099.90

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Solution

The fourth proportional to 3,292.75, 4,936.02 and 1,099.90 is: 1,648.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.75 : 4,936.02 = 1,099.90 : x
  2. Step 2: Convert to fraction form
    3,292.75/4,936.02 = 1,099.90/x
  3. Step 3: Cross multiply
    3,292.75x = 4,936.02 × 1,099.90
  4. Step 4: Simplify right side
    3,292.75x = 5,429,128.40
  5. Step 5: Solve for x
    x = 5,429,128.40/3,292.75
  6. Step 6: Final answer
    x = 1,648.81

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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.