Home / 2,736.48-4,100.64-2,039.88

Finding the Fourth Proportional to 2,736.48, 4,100.64 and 2,039.88

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Solution

The fourth proportional to 2,736.48, 4,100.64 and 2,039.88 is: 3,056.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.48 : 4,100.64 = 2,039.88 : x
  2. Step 2: Convert to fraction form
    2,736.48/4,100.64 = 2,039.88/x
  3. Step 3: Cross multiply
    2,736.48x = 4,100.64 × 2,039.88
  4. Step 4: Simplify right side
    2,736.48x = 8,364,813.52
  5. Step 5: Solve for x
    x = 8,364,813.52/2,736.48
  6. Step 6: Final answer
    x = 3,056.78

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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.