Home / 3,829.48-5,743.54-1,330.73

Finding the Fourth Proportional to 3,829.48, 5,743.54 and 1,330.73

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Solution

The fourth proportional to 3,829.48, 5,743.54 and 1,330.73 is: 1,995.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.48 : 5,743.54 = 1,330.73 : x
  2. Step 2: Convert to fraction form
    3,829.48/5,743.54 = 1,330.73/x
  3. Step 3: Cross multiply
    3,829.48x = 5,743.54 × 1,330.73
  4. Step 4: Simplify right side
    3,829.48x = 7,643,095.47
  5. Step 5: Solve for x
    x = 7,643,095.47/3,829.48
  6. Step 6: Final answer
    x = 1,995.86

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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.