Home / 2,665.90-3,677.97-1,671.22

Finding the Fourth Proportional to 2,665.90, 3,677.97 and 1,671.22

Calculator

Solution

The fourth proportional to 2,665.90, 3,677.97 and 1,671.22 is: 2,305.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665.90 : 3,677.97 = 1,671.22 : x
  2. Step 2: Convert to fraction form
    2,665.90/3,677.97 = 1,671.22/x
  3. Step 3: Cross multiply
    2,665.90x = 3,677.97 × 1,671.22
  4. Step 4: Simplify right side
    2,665.90x = 6,146,697.02
  5. Step 5: Solve for x
    x = 6,146,697.02/2,665.90
  6. Step 6: Final answer
    x = 2,305.67

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.