Home / 3,571.08-4,926.96-1,998.96

Finding the Fourth Proportional to 3,571.08, 4,926.96 and 1,998.96

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Solution

The fourth proportional to 3,571.08, 4,926.96 and 1,998.96 is: 2,757.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.08 : 4,926.96 = 1,998.96 : x
  2. Step 2: Convert to fraction form
    3,571.08/4,926.96 = 1,998.96/x
  3. Step 3: Cross multiply
    3,571.08x = 4,926.96 × 1,998.96
  4. Step 4: Simplify right side
    3,571.08x = 9,848,795.96
  5. Step 5: Solve for x
    x = 9,848,795.96/3,571.08
  6. Step 6: Final answer
    x = 2,757.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.