Home / 3,696.54-5,098.83-2,280.90

Finding the Fourth Proportional to 3,696.54, 5,098.83 and 2,280.90

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Solution

The fourth proportional to 3,696.54, 5,098.83 and 2,280.90 is: 3,146.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.54 : 5,098.83 = 2,280.90 : x
  2. Step 2: Convert to fraction form
    3,696.54/5,098.83 = 2,280.90/x
  3. Step 3: Cross multiply
    3,696.54x = 5,098.83 × 2,280.90
  4. Step 4: Simplify right side
    3,696.54x = 11,629,921.35
  5. Step 5: Solve for x
    x = 11,629,921.35/3,696.54
  6. Step 6: Final answer
    x = 3,146.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.