Home / 3,829.66-5,739.15-2,070.88

Finding the Fourth Proportional to 3,829.66, 5,739.15 and 2,070.88

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Solution

The fourth proportional to 3,829.66, 5,739.15 and 2,070.88 is: 3,103.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.66 : 5,739.15 = 2,070.88 : x
  2. Step 2: Convert to fraction form
    3,829.66/5,739.15 = 2,070.88/x
  3. Step 3: Cross multiply
    3,829.66x = 5,739.15 × 2,070.88
  4. Step 4: Simplify right side
    3,829.66x = 11,885,090.95
  5. Step 5: Solve for x
    x = 11,885,090.95/3,829.66
  6. Step 6: Final answer
    x = 3,103.43

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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.