Home / 2,829.09-3,904.15-1,649.94

Finding the Fourth Proportional to 2,829.09, 3,904.15 and 1,649.94

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Solution

The fourth proportional to 2,829.09, 3,904.15 and 1,649.94 is: 2,276.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.09 : 3,904.15 = 1,649.94 : x
  2. Step 2: Convert to fraction form
    2,829.09/3,904.15 = 1,649.94/x
  3. Step 3: Cross multiply
    2,829.09x = 3,904.15 × 1,649.94
  4. Step 4: Simplify right side
    2,829.09x = 6,441,597.58
  5. Step 5: Solve for x
    x = 6,441,597.58/2,829.09
  6. Step 6: Final answer
    x = 2,276.91

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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.