Home / 11,621.55-16,037.22-6,316.23

Finding the Fourth Proportional to 11,621.55, 16,037.22 and 6,316.23

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Solution

The fourth proportional to 11,621.55, 16,037.22 and 6,316.23 is: 8,716.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.55 : 16,037.22 = 6,316.23 : x
  2. Step 2: Convert to fraction form
    11,621.55/16,037.22 = 6,316.23/x
  3. Step 3: Cross multiply
    11,621.55x = 16,037.22 × 6,316.23
  4. Step 4: Simplify right side
    11,621.55x = 101,294,770.08
  5. Step 5: Solve for x
    x = 101,294,770.08/11,621.55
  6. Step 6: Final answer
    x = 8,716.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.