Home / 1,552.06-2,142.40-1,028.26

Finding the Fourth Proportional to 1,552.06, 2,142.40 and 1,028.26

Calculator

Solution

The fourth proportional to 1,552.06, 2,142.40 and 1,028.26 is: 1,419.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.06 : 2,142.40 = 1,028.26 : x
  2. Step 2: Convert to fraction form
    1,552.06/2,142.40 = 1,028.26/x
  3. Step 3: Cross multiply
    1,552.06x = 2,142.40 × 1,028.26
  4. Step 4: Simplify right side
    1,552.06x = 2,202,944.22
  5. Step 5: Solve for x
    x = 2,202,944.22/1,552.06
  6. Step 6: Final answer
    x = 1,419.37

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.