Home / 4,842.72-6,684.24-2,981.28

Finding the Fourth Proportional to 4,842.72, 6,684.24 and 2,981.28

Calculator

Solution

The fourth proportional to 4,842.72, 6,684.24 and 2,981.28 is: 4,114.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.72 : 6,684.24 = 2,981.28 : x
  2. Step 2: Convert to fraction form
    4,842.72/6,684.24 = 2,981.28/x
  3. Step 3: Cross multiply
    4,842.72x = 6,684.24 × 2,981.28
  4. Step 4: Simplify right side
    4,842.72x = 19,927,591.03
  5. Step 5: Solve for x
    x = 19,927,591.03/4,842.72
  6. Step 6: Final answer
    x = 4,114.96

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.