Home / 5,087.54-7,629.53-2,418.82

Finding the Fourth Proportional to 5,087.54, 7,629.53 and 2,418.82

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Solution

The fourth proportional to 5,087.54, 7,629.53 and 2,418.82 is: 3,627.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.54 : 7,629.53 = 2,418.82 : x
  2. Step 2: Convert to fraction form
    5,087.54/7,629.53 = 2,418.82/x
  3. Step 3: Cross multiply
    5,087.54x = 7,629.53 × 2,418.82
  4. Step 4: Simplify right side
    5,087.54x = 18,454,409.51
  5. Step 5: Solve for x
    x = 18,454,409.51/5,087.54
  6. Step 6: Final answer
    x = 3,627.37

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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.