Home / 1,783.44-2,672.82-1,371.24

Finding the Fourth Proportional to 1,783.44, 2,672.82 and 1,371.24

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Solution

The fourth proportional to 1,783.44, 2,672.82 and 1,371.24 is: 2,055.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783.44 : 2,672.82 = 1,371.24 : x
  2. Step 2: Convert to fraction form
    1,783.44/2,672.82 = 1,371.24/x
  3. Step 3: Cross multiply
    1,783.44x = 2,672.82 × 1,371.24
  4. Step 4: Simplify right side
    1,783.44x = 3,665,077.70
  5. Step 5: Solve for x
    x = 3,665,077.70/1,783.44
  6. Step 6: Final answer
    x = 2,055.06

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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.