Home / 1,979.24-2,727.37-1,663.94

Finding the Fourth Proportional to 1,979.24, 2,727.37 and 1,663.94

Calculator

Solution

The fourth proportional to 1,979.24, 2,727.37 and 1,663.94 is: 2,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979.24 : 2,727.37 = 1,663.94 : x
  2. Step 2: Convert to fraction form
    1,979.24/2,727.37 = 1,663.94/x
  3. Step 3: Cross multiply
    1,979.24x = 2,727.37 × 1,663.94
  4. Step 4: Simplify right side
    1,979.24x = 4,538,188.94
  5. Step 5: Solve for x
    x = 4,538,188.94/1,979.24
  6. Step 6: Final answer
    x = 2,292.90

Related Problems

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.