Home / 3,933.96-5,901.79-1,960.69

Finding the Fourth Proportional to 3,933.96, 5,901.79 and 1,960.69

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Solution

The fourth proportional to 3,933.96, 5,901.79 and 1,960.69 is: 2,941.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.96 : 5,901.79 = 1,960.69 : x
  2. Step 2: Convert to fraction form
    3,933.96/5,901.79 = 1,960.69/x
  3. Step 3: Cross multiply
    3,933.96x = 5,901.79 × 1,960.69
  4. Step 4: Simplify right side
    3,933.96x = 11,571,580.64
  5. Step 5: Solve for x
    x = 11,571,580.64/3,933.96
  6. Step 6: Final answer
    x = 2,941.46

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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.