Home / 4,661.80-6,992.70-1,330.12

Finding the Fourth Proportional to 4,661.80, 6,992.70 and 1,330.12

Calculator

Solution

The fourth proportional to 4,661.80, 6,992.70 and 1,330.12 is: 1,995.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.80 : 6,992.70 = 1,330.12 : x
  2. Step 2: Convert to fraction form
    4,661.80/6,992.70 = 1,330.12/x
  3. Step 3: Cross multiply
    4,661.80x = 6,992.70 × 1,330.12
  4. Step 4: Simplify right side
    4,661.80x = 9,301,130.12
  5. Step 5: Solve for x
    x = 9,301,130.12/4,661.80
  6. Step 6: Final answer
    x = 1,995.18

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.