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Finding the Fourth Proportional to 2,733.47, 4,100.99 and 1,347.22

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Solution

The fourth proportional to 2,733.47, 4,100.99 and 1,347.22 is: 2,021.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.47 : 4,100.99 = 1,347.22 : x
  2. Step 2: Convert to fraction form
    2,733.47/4,100.99 = 1,347.22/x
  3. Step 3: Cross multiply
    2,733.47x = 4,100.99 × 1,347.22
  4. Step 4: Simplify right side
    2,733.47x = 5,524,918.76
  5. Step 5: Solve for x
    x = 5,524,918.76/2,733.47
  6. Step 6: Final answer
    x = 2,021.21

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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.