Home / 2,467.18-3,696.57-2,155.60

Finding the Fourth Proportional to 2,467.18, 3,696.57 and 2,155.60

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Solution

The fourth proportional to 2,467.18, 3,696.57 and 2,155.60 is: 3,229.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.18 : 3,696.57 = 2,155.60 : x
  2. Step 2: Convert to fraction form
    2,467.18/3,696.57 = 2,155.60/x
  3. Step 3: Cross multiply
    2,467.18x = 3,696.57 × 2,155.60
  4. Step 4: Simplify right side
    2,467.18x = 7,968,326.29
  5. Step 5: Solve for x
    x = 7,968,326.29/2,467.18
  6. Step 6: Final answer
    x = 3,229.73

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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.