Home / 5,049.96-7,575.78-1,587

Finding the Fourth Proportional to 5,049.96, 7,575.78 and 1,587

Calculator

Solution

The fourth proportional to 5,049.96, 7,575.78 and 1,587 is: 2,380.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.96 : 7,575.78 = 1,587 : x
  2. Step 2: Convert to fraction form
    5,049.96/7,575.78 = 1,587/x
  3. Step 3: Cross multiply
    5,049.96x = 7,575.78 × 1,587
  4. Step 4: Simplify right side
    5,049.96x = 12,022,762.86
  5. Step 5: Solve for x
    x = 12,022,762.86/5,049.96
  6. Step 6: Final answer
    x = 2,380.76

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.