Home / 5,193.30-7,789.73-2,419.02

Finding the Fourth Proportional to 5,193.30, 7,789.73 and 2,419.02

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Solution

The fourth proportional to 5,193.30, 7,789.73 and 2,419.02 is: 3,628.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.30 : 7,789.73 = 2,419.02 : x
  2. Step 2: Convert to fraction form
    5,193.30/7,789.73 = 2,419.02/x
  3. Step 3: Cross multiply
    5,193.30x = 7,789.73 × 2,419.02
  4. Step 4: Simplify right side
    5,193.30x = 18,843,512.66
  5. Step 5: Solve for x
    x = 18,843,512.66/5,193.30
  6. Step 6: Final answer
    x = 3,628.43

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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.