Home / 5,489-8,233.50-1,841

Finding the Fourth Proportional to 5,489, 8,233.50 and 1,841

Calculator

Solution

The fourth proportional to 5,489, 8,233.50 and 1,841 is: 2,761.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489 : 8,233.50 = 1,841 : x
  2. Step 2: Convert to fraction form
    5,489/8,233.50 = 1,841/x
  3. Step 3: Cross multiply
    5,489x = 8,233.50 × 1,841
  4. Step 4: Simplify right side
    5,489x = 15,157,873.50
  5. Step 5: Solve for x
    x = 15,157,873.50/5,489
  6. Step 6: Final answer
    x = 2,761.50

Related Problems

Find fourth proportional to 2,744.50, 4,116.75 and 920.50
Half scale
Find fourth proportional to 10,978, 16,467 and 3,682
Double scale
Find fourth proportional to 5,490, 8,235 and 1,842
Similar ratio
Find fourth proportional to 8,233.50, 12,350.25 and 2,761.50
1.5x scale

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.