Home / 5,119.56-7,064-3,705.46

Finding the Fourth Proportional to 5,119.56, 7,064 and 3,705.46

Calculator

Solution

The fourth proportional to 5,119.56, 7,064 and 3,705.46 is: 5,112.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119.56 : 7,064 = 3,705.46 : x
  2. Step 2: Convert to fraction form
    5,119.56/7,064 = 3,705.46/x
  3. Step 3: Cross multiply
    5,119.56x = 7,064 × 3,705.46
  4. Step 4: Simplify right side
    5,119.56x = 26,175,369.44
  5. Step 5: Solve for x
    x = 26,175,369.44/5,119.56
  6. Step 6: Final answer
    x = 5,112.82

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.