Home / 11,919.96-17,884.65-4,526.38

Finding the Fourth Proportional to 11,919.96, 17,884.65 and 4,526.38

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Solution

The fourth proportional to 11,919.96, 17,884.65 and 4,526.38 is: 6,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,919.96 : 17,884.65 = 4,526.38 : x
  2. Step 2: Convert to fraction form
    11,919.96/17,884.65 = 4,526.38/x
  3. Step 3: Cross multiply
    11,919.96x = 17,884.65 × 4,526.38
  4. Step 4: Simplify right side
    11,919.96x = 80,952,722.07
  5. Step 5: Solve for x
    x = 80,952,722.07/11,919.96
  6. Step 6: Final answer
    x = 6,791.36

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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.