Home / 2,470.86-3,407.84-1,586.72

Finding the Fourth Proportional to 2,470.86, 3,407.84 and 1,586.72

Calculator

Solution

The fourth proportional to 2,470.86, 3,407.84 and 1,586.72 is: 2,188.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.86 : 3,407.84 = 1,586.72 : x
  2. Step 2: Convert to fraction form
    2,470.86/3,407.84 = 1,586.72/x
  3. Step 3: Cross multiply
    2,470.86x = 3,407.84 × 1,586.72
  4. Step 4: Simplify right side
    2,470.86x = 5,407,287.88
  5. Step 5: Solve for x
    x = 5,407,287.88/2,470.86
  6. Step 6: Final answer
    x = 2,188.42

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.