Home / 3,280.88-4,529.66-2,104.00

Finding the Fourth Proportional to 3,280.88, 4,529.66 and 2,104.00

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Solution

The fourth proportional to 3,280.88, 4,529.66 and 2,104.00 is: 2,904.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.88 : 4,529.66 = 2,104.00 : x
  2. Step 2: Convert to fraction form
    3,280.88/4,529.66 = 2,104.00/x
  3. Step 3: Cross multiply
    3,280.88x = 4,529.66 × 2,104.00
  4. Step 4: Simplify right side
    3,280.88x = 9,530,390.69
  5. Step 5: Solve for x
    x = 9,530,390.69/3,280.88
  6. Step 6: Final answer
    x = 2,904.83

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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.