Home / 11,636.38-17,455.11-3,316.96

Finding the Fourth Proportional to 11,636.38, 17,455.11 and 3,316.96

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Solution

The fourth proportional to 11,636.38, 17,455.11 and 3,316.96 is: 4,975.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,636.38 : 17,455.11 = 3,316.96 : x
  2. Step 2: Convert to fraction form
    11,636.38/17,455.11 = 3,316.96/x
  3. Step 3: Cross multiply
    11,636.38x = 17,455.11 × 3,316.96
  4. Step 4: Simplify right side
    11,636.38x = 57,897,845.59
  5. Step 5: Solve for x
    x = 57,897,845.59/11,636.38
  6. Step 6: Final answer
    x = 4,975.59

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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.