Home / 11,397.69-17,092.43-4,374.09

Finding the Fourth Proportional to 11,397.69, 17,092.43 and 4,374.09

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Solution

The fourth proportional to 11,397.69, 17,092.43 and 4,374.09 is: 6,559.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,397.69 : 17,092.43 = 4,374.09 : x
  2. Step 2: Convert to fraction form
    11,397.69/17,092.43 = 4,374.09/x
  3. Step 3: Cross multiply
    11,397.69x = 17,092.43 × 4,374.09
  4. Step 4: Simplify right side
    11,397.69x = 74,763,749.70
  5. Step 5: Solve for x
    x = 74,763,749.70/11,397.69
  6. Step 6: Final answer
    x = 6,559.55

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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.