Home / 5,886.32-8,120.80-3,791.66

Finding the Fourth Proportional to 5,886.32, 8,120.80 and 3,791.66

Calculator

Solution

The fourth proportional to 5,886.32, 8,120.80 and 3,791.66 is: 5,231.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,886.32 : 8,120.80 = 3,791.66 : x
  2. Step 2: Convert to fraction form
    5,886.32/8,120.80 = 3,791.66/x
  3. Step 3: Cross multiply
    5,886.32x = 8,120.80 × 3,791.66
  4. Step 4: Simplify right side
    5,886.32x = 30,791,312.53
  5. Step 5: Solve for x
    x = 30,791,312.53/5,886.32
  6. Step 6: Final answer
    x = 5,231.00

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.