Home / 2,829.02-3,904.26-1,649.84

Finding the Fourth Proportional to 2,829.02, 3,904.26 and 1,649.84

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Solution

The fourth proportional to 2,829.02, 3,904.26 and 1,649.84 is: 2,276.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.02 : 3,904.26 = 1,649.84 : x
  2. Step 2: Convert to fraction form
    2,829.02/3,904.26 = 1,649.84/x
  3. Step 3: Cross multiply
    2,829.02x = 3,904.26 × 1,649.84
  4. Step 4: Simplify right side
    2,829.02x = 6,441,404.32
  5. Step 5: Solve for x
    x = 6,441,404.32/2,829.02
  6. Step 6: Final answer
    x = 2,276.90

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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.