Home / 12,083.41-18,107.97-5,055.85

Finding the Fourth Proportional to 12,083.41, 18,107.97 and 5,055.85

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Solution

The fourth proportional to 12,083.41, 18,107.97 and 5,055.85 is: 7,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083.41 : 18,107.97 = 5,055.85 : x
  2. Step 2: Convert to fraction form
    12,083.41/18,107.97 = 5,055.85/x
  3. Step 3: Cross multiply
    12,083.41x = 18,107.97 × 5,055.85
  4. Step 4: Simplify right side
    12,083.41x = 91,551,180.12
  5. Step 5: Solve for x
    x = 91,551,180.12/12,083.41
  6. Step 6: Final answer
    x = 7,576.60

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1.5x scale

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.