Home / 7,251.30-10,878.84-3,742.38

Finding the Fourth Proportional to 7,251.30, 10,878.84 and 3,742.38

Calculator

Solution

The fourth proportional to 7,251.30, 10,878.84 and 3,742.38 is: 5,614.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.30 : 10,878.84 = 3,742.38 : x
  2. Step 2: Convert to fraction form
    7,251.30/10,878.84 = 3,742.38/x
  3. Step 3: Cross multiply
    7,251.30x = 10,878.84 × 3,742.38
  4. Step 4: Simplify right side
    7,251.30x = 40,712,753.24
  5. Step 5: Solve for x
    x = 40,712,753.24/7,251.30
  6. Step 6: Final answer
    x = 5,614.55

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.