Home / 2,124.86-2,932.36-1,180.62

Finding the Fourth Proportional to 2,124.86, 2,932.36 and 1,180.62

Calculator

Solution

The fourth proportional to 2,124.86, 2,932.36 and 1,180.62 is: 1,629.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.86 : 2,932.36 = 1,180.62 : x
  2. Step 2: Convert to fraction form
    2,124.86/2,932.36 = 1,180.62/x
  3. Step 3: Cross multiply
    2,124.86x = 2,932.36 × 1,180.62
  4. Step 4: Simplify right side
    2,124.86x = 3,461,999.91
  5. Step 5: Solve for x
    x = 3,461,999.91/2,124.86
  6. Step 6: Final answer
    x = 1,629.29

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.