Home / 3,963.12-5,941.96-2,011.56

Finding the Fourth Proportional to 3,963.12, 5,941.96 and 2,011.56

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Solution

The fourth proportional to 3,963.12, 5,941.96 and 2,011.56 is: 3,015.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.12 : 5,941.96 = 2,011.56 : x
  2. Step 2: Convert to fraction form
    3,963.12/5,941.96 = 2,011.56/x
  3. Step 3: Cross multiply
    3,963.12x = 5,941.96 × 2,011.56
  4. Step 4: Simplify right side
    3,963.12x = 11,952,609.06
  5. Step 5: Solve for x
    x = 11,952,609.06/3,963.12
  6. Step 6: Final answer
    x = 3,015.96

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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.