Home / 11,299.64-16,945.26-3,902.08

Finding the Fourth Proportional to 11,299.64, 16,945.26 and 3,902.08

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Solution

The fourth proportional to 11,299.64, 16,945.26 and 3,902.08 is: 5,851.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.64 : 16,945.26 = 3,902.08 : x
  2. Step 2: Convert to fraction form
    11,299.64/16,945.26 = 3,902.08/x
  3. Step 3: Cross multiply
    11,299.64x = 16,945.26 × 3,902.08
  4. Step 4: Simplify right side
    11,299.64x = 66,121,760.14
  5. Step 5: Solve for x
    x = 66,121,760.14/11,299.64
  6. Step 6: Final answer
    x = 5,851.67

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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.