Home / 4,139.22-6,201.61-3,450.32

Finding the Fourth Proportional to 4,139.22, 6,201.61 and 3,450.32

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Solution

The fourth proportional to 4,139.22, 6,201.61 and 3,450.32 is: 5,169.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.22 : 6,201.61 = 3,450.32 : x
  2. Step 2: Convert to fraction form
    4,139.22/6,201.61 = 3,450.32/x
  3. Step 3: Cross multiply
    4,139.22x = 6,201.61 × 3,450.32
  4. Step 4: Simplify right side
    4,139.22x = 21,397,527.82
  5. Step 5: Solve for x
    x = 21,397,527.82/4,139.22
  6. Step 6: Final answer
    x = 5,169.46

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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.