Home / 6,643.31-9,168.19-3,659.15

Finding the Fourth Proportional to 6,643.31, 9,168.19 and 3,659.15

Calculator

Solution

The fourth proportional to 6,643.31, 9,168.19 and 3,659.15 is: 5,049.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643.31 : 9,168.19 = 3,659.15 : x
  2. Step 2: Convert to fraction form
    6,643.31/9,168.19 = 3,659.15/x
  3. Step 3: Cross multiply
    6,643.31x = 9,168.19 × 3,659.15
  4. Step 4: Simplify right side
    6,643.31x = 33,547,750.37
  5. Step 5: Solve for x
    x = 33,547,750.37/6,643.31
  6. Step 6: Final answer
    x = 5,049.85

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.