Home / 11,181.02-15,430.18-6,145.42

Finding the Fourth Proportional to 11,181.02, 15,430.18 and 6,145.42

Calculator

Solution

The fourth proportional to 11,181.02, 15,430.18 and 6,145.42 is: 8,480.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.02 : 15,430.18 = 6,145.42 : x
  2. Step 2: Convert to fraction form
    11,181.02/15,430.18 = 6,145.42/x
  3. Step 3: Cross multiply
    11,181.02x = 15,430.18 × 6,145.42
  4. Step 4: Simplify right side
    11,181.02x = 94,824,936.78
  5. Step 5: Solve for x
    x = 94,824,936.78/11,181.02
  6. Step 6: Final answer
    x = 8,480.88

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.