Home / 11,291.33-16,937.94-4,718.09

Finding the Fourth Proportional to 11,291.33, 16,937.94 and 4,718.09

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Solution

The fourth proportional to 11,291.33, 16,937.94 and 4,718.09 is: 7,077.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,291.33 : 16,937.94 = 4,718.09 : x
  2. Step 2: Convert to fraction form
    11,291.33/16,937.94 = 4,718.09/x
  3. Step 3: Cross multiply
    11,291.33x = 16,937.94 × 4,718.09
  4. Step 4: Simplify right side
    11,291.33x = 79,914,725.33
  5. Step 5: Solve for x
    x = 79,914,725.33/11,291.33
  6. Step 6: Final answer
    x = 7,077.53

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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.