Home / 11,172.96-16,766.49-6,245.83

Finding the Fourth Proportional to 11,172.96, 16,766.49 and 6,245.83

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Solution

The fourth proportional to 11,172.96, 16,766.49 and 6,245.83 is: 9,372.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.96 : 16,766.49 = 6,245.83 : x
  2. Step 2: Convert to fraction form
    11,172.96/16,766.49 = 6,245.83/x
  3. Step 3: Cross multiply
    11,172.96x = 16,766.49 × 6,245.83
  4. Step 4: Simplify right side
    11,172.96x = 104,720,646.24
  5. Step 5: Solve for x
    x = 104,720,646.24/11,172.96
  6. Step 6: Final answer
    x = 9,372.69

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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.