Home / 5,145.82-7,718.73-4,005.34

Finding the Fourth Proportional to 5,145.82, 7,718.73 and 4,005.34

Calculator

Solution

The fourth proportional to 5,145.82, 7,718.73 and 4,005.34 is: 6,008.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145.82 : 7,718.73 = 4,005.34 : x
  2. Step 2: Convert to fraction form
    5,145.82/7,718.73 = 4,005.34/x
  3. Step 3: Cross multiply
    5,145.82x = 7,718.73 × 4,005.34
  4. Step 4: Simplify right side
    5,145.82x = 30,916,138.02
  5. Step 5: Solve for x
    x = 30,916,138.02/5,145.82
  6. Step 6: Final answer
    x = 6,008.01

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.