Home / 2,162.16-2,977.24-1,812.24

Finding the Fourth Proportional to 2,162.16, 2,977.24 and 1,812.24

Calculator

Solution

The fourth proportional to 2,162.16, 2,977.24 and 1,812.24 is: 2,495.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162.16 : 2,977.24 = 1,812.24 : x
  2. Step 2: Convert to fraction form
    2,162.16/2,977.24 = 1,812.24/x
  3. Step 3: Cross multiply
    2,162.16x = 2,977.24 × 1,812.24
  4. Step 4: Simplify right side
    2,162.16x = 5,395,473.42
  5. Step 5: Solve for x
    x = 5,395,473.42/2,162.16
  6. Step 6: Final answer
    x = 2,495.41

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.