Home / 2,000.21-3,001.84-905.34

Finding the Fourth Proportional to 2,000.21, 3,001.84 and 905.34

Calculator

Solution

The fourth proportional to 2,000.21, 3,001.84 and 905.34 is: 1,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.21 : 3,001.84 = 905.34 : x
  2. Step 2: Convert to fraction form
    2,000.21/3,001.84 = 905.34/x
  3. Step 3: Cross multiply
    2,000.21x = 3,001.84 × 905.34
  4. Step 4: Simplify right side
    2,000.21x = 2,717,685.83
  5. Step 5: Solve for x
    x = 2,717,685.83/2,000.21
  6. Step 6: Final answer
    x = 1,358.70

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.