Home / 1,487.48-2,229.08-836.84

Finding the Fourth Proportional to 1,487.48, 2,229.08 and 836.84

Calculator

Solution

The fourth proportional to 1,487.48, 2,229.08 and 836.84 is: 1,254.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487.48 : 2,229.08 = 836.84 : x
  2. Step 2: Convert to fraction form
    1,487.48/2,229.08 = 836.84/x
  3. Step 3: Cross multiply
    1,487.48x = 2,229.08 × 836.84
  4. Step 4: Simplify right side
    1,487.48x = 1,865,367.98
  5. Step 5: Solve for x
    x = 1,865,367.98/1,487.48
  6. Step 6: Final answer
    x = 1,254.05

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.