Home / 3,887.72-5,831.10-1,579.24

Finding the Fourth Proportional to 3,887.72, 5,831.10 and 1,579.24

Calculator

Solution

The fourth proportional to 3,887.72, 5,831.10 and 1,579.24 is: 2,368.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887.72 : 5,831.10 = 1,579.24 : x
  2. Step 2: Convert to fraction form
    3,887.72/5,831.10 = 1,579.24/x
  3. Step 3: Cross multiply
    3,887.72x = 5,831.10 × 1,579.24
  4. Step 4: Simplify right side
    3,887.72x = 9,208,706.36
  5. Step 5: Solve for x
    x = 9,208,706.36/3,887.72
  6. Step 6: Final answer
    x = 2,368.67

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.