Home / 1,383.74-1,909.44-794.24

Finding the Fourth Proportional to 1,383.74, 1,909.44 and 794.24

Calculator

Solution

The fourth proportional to 1,383.74, 1,909.44 and 794.24 is: 1,095.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383.74 : 1,909.44 = 794.24 : x
  2. Step 2: Convert to fraction form
    1,383.74/1,909.44 = 794.24/x
  3. Step 3: Cross multiply
    1,383.74x = 1,909.44 × 794.24
  4. Step 4: Simplify right side
    1,383.74x = 1,516,553.63
  5. Step 5: Solve for x
    x = 1,516,553.63/1,383.74
  6. Step 6: Final answer
    x = 1,095.98

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.