Home / 2,829.13-3,904.19-1,649.97

Finding the Fourth Proportional to 2,829.13, 3,904.19 and 1,649.97

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Solution

The fourth proportional to 2,829.13, 3,904.19 and 1,649.97 is: 2,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.13 : 3,904.19 = 1,649.97 : x
  2. Step 2: Convert to fraction form
    2,829.13/3,904.19 = 1,649.97/x
  3. Step 3: Cross multiply
    2,829.13x = 3,904.19 × 1,649.97
  4. Step 4: Simplify right side
    2,829.13x = 6,441,796.37
  5. Step 5: Solve for x
    x = 6,441,796.37/2,829.13
  6. Step 6: Final answer
    x = 2,276.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.