Home / 10,790.69-16,186.64-3,000.11

Finding the Fourth Proportional to 10,790.69, 16,186.64 and 3,000.11

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Solution

The fourth proportional to 10,790.69, 16,186.64 and 3,000.11 is: 4,500.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.69 : 16,186.64 = 3,000.11 : x
  2. Step 2: Convert to fraction form
    10,790.69/16,186.64 = 3,000.11/x
  3. Step 3: Cross multiply
    10,790.69x = 16,186.64 × 3,000.11
  4. Step 4: Simplify right side
    10,790.69x = 48,561,604.60
  5. Step 5: Solve for x
    x = 48,561,604.60/10,790.69
  6. Step 6: Final answer
    x = 4,500.33

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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.