Home / 2,824.83-4,239.77-1,959.75

Finding the Fourth Proportional to 2,824.83, 4,239.77 and 1,959.75

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Solution

The fourth proportional to 2,824.83, 4,239.77 and 1,959.75 is: 2,941.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.83 : 4,239.77 = 1,959.75 : x
  2. Step 2: Convert to fraction form
    2,824.83/4,239.77 = 1,959.75/x
  3. Step 3: Cross multiply
    2,824.83x = 4,239.77 × 1,959.75
  4. Step 4: Simplify right side
    2,824.83x = 8,308,879.46
  5. Step 5: Solve for x
    x = 8,308,879.46/2,824.83
  6. Step 6: Final answer
    x = 2,941.37

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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.