Home / 2,699.48-3,725.25-1,520.75

Finding the Fourth Proportional to 2,699.48, 3,725.25 and 1,520.75

Calculator

Solution

The fourth proportional to 2,699.48, 3,725.25 and 1,520.75 is: 2,098.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.48 : 3,725.25 = 1,520.75 : x
  2. Step 2: Convert to fraction form
    2,699.48/3,725.25 = 1,520.75/x
  3. Step 3: Cross multiply
    2,699.48x = 3,725.25 × 1,520.75
  4. Step 4: Simplify right side
    2,699.48x = 5,665,173.94
  5. Step 5: Solve for x
    x = 5,665,173.94/2,699.48
  6. Step 6: Final answer
    x = 2,098.62

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.