Home / 6,076.80-9,115.20-6,038.40

Finding the Fourth Proportional to 6,076.80, 9,115.20 and 6,038.40

Calculator

Solution

The fourth proportional to 6,076.80, 9,115.20 and 6,038.40 is: 9,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.80 : 9,115.20 = 6,038.40 : x
  2. Step 2: Convert to fraction form
    6,076.80/9,115.20 = 6,038.40/x
  3. Step 3: Cross multiply
    6,076.80x = 9,115.20 × 6,038.40
  4. Step 4: Simplify right side
    6,076.80x = 55,041,223.68
  5. Step 5: Solve for x
    x = 55,041,223.68/6,076.80
  6. Step 6: Final answer
    x = 9,057.60

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.