Home / 5,978-8,967-1,874

Finding the Fourth Proportional to 5,978, 8,967 and 1,874

Calculator

Solution

The fourth proportional to 5,978, 8,967 and 1,874 is: 2,811

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978 : 8,967 = 1,874 : x
  2. Step 2: Convert to fraction form
    5,978/8,967 = 1,874/x
  3. Step 3: Cross multiply
    5,978x = 8,967 × 1,874
  4. Step 4: Simplify right side
    5,978x = 16,804,158
  5. Step 5: Solve for x
    x = 16,804,158/5,978
  6. Step 6: Final answer
    x = 2,811

Related Problems

Find fourth proportional to 2,989, 4,483.50 and 937
Half scale
Find fourth proportional to 11,956, 17,934 and 3,748
Double scale
Find fourth proportional to 5,979, 8,968.50 and 1,875
Similar ratio
Find fourth proportional to 8,967, 13,450.50 and 2,811
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.