Home / 7,149.42-9,864.63-4,316.94

Finding the Fourth Proportional to 7,149.42, 9,864.63 and 4,316.94

Calculator

Solution

The fourth proportional to 7,149.42, 9,864.63 and 4,316.94 is: 5,956.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,149.42 : 9,864.63 = 4,316.94 : x
  2. Step 2: Convert to fraction form
    7,149.42/9,864.63 = 4,316.94/x
  3. Step 3: Cross multiply
    7,149.42x = 9,864.63 × 4,316.94
  4. Step 4: Simplify right side
    7,149.42x = 42,585,015.83
  5. Step 5: Solve for x
    x = 42,585,015.83/7,149.42
  6. Step 6: Final answer
    x = 5,956.43

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.