Home / 2,733.48-4,101.84-1,090.80

Finding the Fourth Proportional to 2,733.48, 4,101.84 and 1,090.80

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Solution

The fourth proportional to 2,733.48, 4,101.84 and 1,090.80 is: 1,636.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.48 : 4,101.84 = 1,090.80 : x
  2. Step 2: Convert to fraction form
    2,733.48/4,101.84 = 1,090.80/x
  3. Step 3: Cross multiply
    2,733.48x = 4,101.84 × 1,090.80
  4. Step 4: Simplify right side
    2,733.48x = 4,474,287.07
  5. Step 5: Solve for x
    x = 4,474,287.07/2,733.48
  6. Step 6: Final answer
    x = 1,636.85

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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.