Home / 3,969-5,955.66-1,917

Finding the Fourth Proportional to 3,969, 5,955.66 and 1,917

Calculator

Solution

The fourth proportional to 3,969, 5,955.66 and 1,917 is: 2,876.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969 : 5,955.66 = 1,917 : x
  2. Step 2: Convert to fraction form
    3,969/5,955.66 = 1,917/x
  3. Step 3: Cross multiply
    3,969x = 5,955.66 × 1,917
  4. Step 4: Simplify right side
    3,969x = 11,417,000.22
  5. Step 5: Solve for x
    x = 11,417,000.22/3,969
  6. Step 6: Final answer
    x = 2,876.54

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.