Home / 4,885.85-6,742.44-2,647.76

Finding the Fourth Proportional to 4,885.85, 6,742.44 and 2,647.76

Calculator

Solution

The fourth proportional to 4,885.85, 6,742.44 and 2,647.76 is: 3,653.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.85 : 6,742.44 = 2,647.76 : x
  2. Step 2: Convert to fraction form
    4,885.85/6,742.44 = 2,647.76/x
  3. Step 3: Cross multiply
    4,885.85x = 6,742.44 × 2,647.76
  4. Step 4: Simplify right side
    4,885.85x = 17,852,329.22
  5. Step 5: Solve for x
    x = 17,852,329.22/4,885.85
  6. Step 6: Final answer
    x = 3,653.88

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.