Home / 3,041.70-4,196.52-1,978.98

Finding the Fourth Proportional to 3,041.70, 4,196.52 and 1,978.98

Calculator

Solution

The fourth proportional to 3,041.70, 4,196.52 and 1,978.98 is: 2,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.70 : 4,196.52 = 1,978.98 : x
  2. Step 2: Convert to fraction form
    3,041.70/4,196.52 = 1,978.98/x
  3. Step 3: Cross multiply
    3,041.70x = 4,196.52 × 1,978.98
  4. Step 4: Simplify right side
    3,041.70x = 8,304,829.15
  5. Step 5: Solve for x
    x = 8,304,829.15/3,041.70
  6. Step 6: Final answer
    x = 2,730.32

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.