Home / 10,758.51-16,128.09-4,180.14

Finding the Fourth Proportional to 10,758.51, 16,128.09 and 4,180.14

Calculator

Solution

The fourth proportional to 10,758.51, 16,128.09 and 4,180.14 is: 6,266.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758.51 : 16,128.09 = 4,180.14 : x
  2. Step 2: Convert to fraction form
    10,758.51/16,128.09 = 4,180.14/x
  3. Step 3: Cross multiply
    10,758.51x = 16,128.09 × 4,180.14
  4. Step 4: Simplify right side
    10,758.51x = 67,417,674.13
  5. Step 5: Solve for x
    x = 67,417,674.13/10,758.51
  6. Step 6: Final answer
    x = 6,266.45

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.