Home / 2,040.44-2,814.80-1,331.95

Finding the Fourth Proportional to 2,040.44, 2,814.80 and 1,331.95

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Solution

The fourth proportional to 2,040.44, 2,814.80 and 1,331.95 is: 1,837.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.44 : 2,814.80 = 1,331.95 : x
  2. Step 2: Convert to fraction form
    2,040.44/2,814.80 = 1,331.95/x
  3. Step 3: Cross multiply
    2,040.44x = 2,814.80 × 1,331.95
  4. Step 4: Simplify right side
    2,040.44x = 3,749,179.90
  5. Step 5: Solve for x
    x = 3,749,179.90/2,040.44
  6. Step 6: Final answer
    x = 1,837.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.