Home / 3,829.30-5,740.48-2,659.85

Finding the Fourth Proportional to 3,829.30, 5,740.48 and 2,659.85

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Solution

The fourth proportional to 3,829.30, 5,740.48 and 2,659.85 is: 3,987.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.30 : 5,740.48 = 2,659.85 : x
  2. Step 2: Convert to fraction form
    3,829.30/5,740.48 = 2,659.85/x
  3. Step 3: Cross multiply
    3,829.30x = 5,740.48 × 2,659.85
  4. Step 4: Simplify right side
    3,829.30x = 15,268,802.43
  5. Step 5: Solve for x
    x = 15,268,802.43/3,829.30
  6. Step 6: Final answer
    x = 3,987.36

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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.