Home / 1,788.87-2,468.78-992.27

Finding the Fourth Proportional to 1,788.87, 2,468.78 and 992.27

Calculator

Solution

The fourth proportional to 1,788.87, 2,468.78 and 992.27 is: 1,369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.87 : 2,468.78 = 992.27 : x
  2. Step 2: Convert to fraction form
    1,788.87/2,468.78 = 992.27/x
  3. Step 3: Cross multiply
    1,788.87x = 2,468.78 × 992.27
  4. Step 4: Simplify right side
    1,788.87x = 2,449,687.38
  5. Step 5: Solve for x
    x = 2,449,687.38/1,788.87
  6. Step 6: Final answer
    x = 1,369.41

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.