Home / 13,110.50-19,666.02-3,876.50

Finding the Fourth Proportional to 13,110.50, 19,666.02 and 3,876.50

Calculator

Solution

The fourth proportional to 13,110.50, 19,666.02 and 3,876.50 is: 5,814.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,110.50 : 19,666.02 = 3,876.50 : x
  2. Step 2: Convert to fraction form
    13,110.50/19,666.02 = 3,876.50/x
  3. Step 3: Cross multiply
    13,110.50x = 19,666.02 × 3,876.50
  4. Step 4: Simplify right side
    13,110.50x = 76,235,326.53
  5. Step 5: Solve for x
    x = 76,235,326.53/13,110.50
  6. Step 6: Final answer
    x = 5,814.83

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.