Home / 3,221.94-4,833.28-1,141.50

Finding the Fourth Proportional to 3,221.94, 4,833.28 and 1,141.50

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Solution

The fourth proportional to 3,221.94, 4,833.28 and 1,141.50 is: 1,712.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.94 : 4,833.28 = 1,141.50 : x
  2. Step 2: Convert to fraction form
    3,221.94/4,833.28 = 1,141.50/x
  3. Step 3: Cross multiply
    3,221.94x = 4,833.28 × 1,141.50
  4. Step 4: Simplify right side
    3,221.94x = 5,517,189.12
  5. Step 5: Solve for x
    x = 5,517,189.12/3,221.94
  6. Step 6: Final answer
    x = 1,712.38

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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.