Home / 3,108.41-4,661.51-1,028.03

Finding the Fourth Proportional to 3,108.41, 4,661.51 and 1,028.03

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Solution

The fourth proportional to 3,108.41, 4,661.51 and 1,028.03 is: 1,541.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.41 : 4,661.51 = 1,028.03 : x
  2. Step 2: Convert to fraction form
    3,108.41/4,661.51 = 1,028.03/x
  3. Step 3: Cross multiply
    3,108.41x = 4,661.51 × 1,028.03
  4. Step 4: Simplify right side
    3,108.41x = 4,792,166.99
  5. Step 5: Solve for x
    x = 4,792,166.99/3,108.41
  6. Step 6: Final answer
    x = 1,541.68

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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.