Home / 7,927.40-11,891.89-2,733.26

Finding the Fourth Proportional to 7,927.40, 11,891.89 and 2,733.26

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Solution

The fourth proportional to 7,927.40, 11,891.89 and 2,733.26 is: 4,100.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.40 : 11,891.89 = 2,733.26 : x
  2. Step 2: Convert to fraction form
    7,927.40/11,891.89 = 2,733.26/x
  3. Step 3: Cross multiply
    7,927.40x = 11,891.89 × 2,733.26
  4. Step 4: Simplify right side
    7,927.40x = 32,503,627.26
  5. Step 5: Solve for x
    x = 32,503,627.26/7,927.40
  6. Step 6: Final answer
    x = 4,100.16

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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.