Home / 3,330.69-4,994.61-1,139.64

Finding the Fourth Proportional to 3,330.69, 4,994.61 and 1,139.64

Calculator

Solution

The fourth proportional to 3,330.69, 4,994.61 and 1,139.64 is: 1,708.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.69 : 4,994.61 = 1,139.64 : x
  2. Step 2: Convert to fraction form
    3,330.69/4,994.61 = 1,139.64/x
  3. Step 3: Cross multiply
    3,330.69x = 4,994.61 × 1,139.64
  4. Step 4: Simplify right side
    3,330.69x = 5,692,057.34
  5. Step 5: Solve for x
    x = 5,692,057.34/3,330.69
  6. Step 6: Final answer
    x = 1,708.97

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.