Home / 4,100.22-6,150.51-1,326.96

Finding the Fourth Proportional to 4,100.22, 6,150.51 and 1,326.96

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Solution

The fourth proportional to 4,100.22, 6,150.51 and 1,326.96 is: 1,990.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.22 : 6,150.51 = 1,326.96 : x
  2. Step 2: Convert to fraction form
    4,100.22/6,150.51 = 1,326.96/x
  3. Step 3: Cross multiply
    4,100.22x = 6,150.51 × 1,326.96
  4. Step 4: Simplify right side
    4,100.22x = 8,161,480.75
  5. Step 5: Solve for x
    x = 8,161,480.75/4,100.22
  6. Step 6: Final answer
    x = 1,990.50

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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.