Home / 9,186-13,779-3,714

Finding the Fourth Proportional to 9,186, 13,779 and 3,714

Calculator

Solution

The fourth proportional to 9,186, 13,779 and 3,714 is: 5,571

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186 : 13,779 = 3,714 : x
  2. Step 2: Convert to fraction form
    9,186/13,779 = 3,714/x
  3. Step 3: Cross multiply
    9,186x = 13,779 × 3,714
  4. Step 4: Simplify right side
    9,186x = 51,175,206
  5. Step 5: Solve for x
    x = 51,175,206/9,186
  6. Step 6: Final answer
    x = 5,571

Related Problems

Find fourth proportional to 4,593, 6,889.50 and 1,857
Half scale
Find fourth proportional to 18,372, 27,558 and 7,428
Double scale
Find fourth proportional to 9,187, 13,780.50 and 3,715
Similar ratio
Find fourth proportional to 13,779, 20,668.50 and 5,571
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.