Home / 2,919.60-4,374.54-2,052.09

Finding the Fourth Proportional to 2,919.60, 4,374.54 and 2,052.09

Calculator

Solution

The fourth proportional to 2,919.60, 4,374.54 and 2,052.09 is: 3,074.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.60 : 4,374.54 = 2,052.09 : x
  2. Step 2: Convert to fraction form
    2,919.60/4,374.54 = 2,052.09/x
  3. Step 3: Cross multiply
    2,919.60x = 4,374.54 × 2,052.09
  4. Step 4: Simplify right side
    2,919.60x = 8,976,949.79
  5. Step 5: Solve for x
    x = 8,976,949.79/2,919.60
  6. Step 6: Final answer
    x = 3,074.72

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.