Home / 6,128.51-9,194.31-1,745.96

Finding the Fourth Proportional to 6,128.51, 9,194.31 and 1,745.96

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Solution

The fourth proportional to 6,128.51, 9,194.31 and 1,745.96 is: 2,619.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.51 : 9,194.31 = 1,745.96 : x
  2. Step 2: Convert to fraction form
    6,128.51/9,194.31 = 1,745.96/x
  3. Step 3: Cross multiply
    6,128.51x = 9,194.31 × 1,745.96
  4. Step 4: Simplify right side
    6,128.51x = 16,052,851.52
  5. Step 5: Solve for x
    x = 16,052,851.52/6,128.51
  6. Step 6: Final answer
    x = 2,619.37

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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.