Home / 2,883.85-4,324.63-1,239.25

Finding the Fourth Proportional to 2,883.85, 4,324.63 and 1,239.25

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Solution

The fourth proportional to 2,883.85, 4,324.63 and 1,239.25 is: 1,858.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.85 : 4,324.63 = 1,239.25 : x
  2. Step 2: Convert to fraction form
    2,883.85/4,324.63 = 1,239.25/x
  3. Step 3: Cross multiply
    2,883.85x = 4,324.63 × 1,239.25
  4. Step 4: Simplify right side
    2,883.85x = 5,359,297.73
  5. Step 5: Solve for x
    x = 5,359,297.73/2,883.85
  6. Step 6: Final answer
    x = 1,858.38

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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.