Home / 3,251.24-4,881.72-2,813.84

Finding the Fourth Proportional to 3,251.24, 4,881.72 and 2,813.84

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Solution

The fourth proportional to 3,251.24, 4,881.72 and 2,813.84 is: 4,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.24 : 4,881.72 = 2,813.84 : x
  2. Step 2: Convert to fraction form
    3,251.24/4,881.72 = 2,813.84/x
  3. Step 3: Cross multiply
    3,251.24x = 4,881.72 × 2,813.84
  4. Step 4: Simplify right side
    3,251.24x = 13,736,379.00
  5. Step 5: Solve for x
    x = 13,736,379.00/3,251.24
  6. Step 6: Final answer
    x = 4,224.97

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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.