Home / 2,736.21-4,104.44-887.36

Finding the Fourth Proportional to 2,736.21, 4,104.44 and 887.36

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Solution

The fourth proportional to 2,736.21, 4,104.44 and 887.36 is: 1,331.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.21 : 4,104.44 = 887.36 : x
  2. Step 2: Convert to fraction form
    2,736.21/4,104.44 = 887.36/x
  3. Step 3: Cross multiply
    2,736.21x = 4,104.44 × 887.36
  4. Step 4: Simplify right side
    2,736.21x = 3,642,094.25
  5. Step 5: Solve for x
    x = 3,642,094.25/2,736.21
  6. Step 6: Final answer
    x = 1,331.07

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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.