Home / 1,530.68-2,112.32-832.06

Finding the Fourth Proportional to 1,530.68, 2,112.32 and 832.06

Calculator

Solution

The fourth proportional to 1,530.68, 2,112.32 and 832.06 is: 1,148.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.68 : 2,112.32 = 832.06 : x
  2. Step 2: Convert to fraction form
    1,530.68/2,112.32 = 832.06/x
  3. Step 3: Cross multiply
    1,530.68x = 2,112.32 × 832.06
  4. Step 4: Simplify right side
    1,530.68x = 1,757,576.98
  5. Step 5: Solve for x
    x = 1,757,576.98/1,530.68
  6. Step 6: Final answer
    x = 1,148.23

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.