Home / 11,358.68-17,034.30-4,783.64

Finding the Fourth Proportional to 11,358.68, 17,034.30 and 4,783.64

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Solution

The fourth proportional to 11,358.68, 17,034.30 and 4,783.64 is: 7,173.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,358.68 : 17,034.30 = 4,783.64 : x
  2. Step 2: Convert to fraction form
    11,358.68/17,034.30 = 4,783.64/x
  3. Step 3: Cross multiply
    11,358.68x = 17,034.30 × 4,783.64
  4. Step 4: Simplify right side
    11,358.68x = 81,485,958.85
  5. Step 5: Solve for x
    x = 81,485,958.85/11,358.68
  6. Step 6: Final answer
    x = 7,173.89

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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.