Home / 3,332.75-4,999.93-2,789.64

Finding the Fourth Proportional to 3,332.75, 4,999.93 and 2,789.64

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Solution

The fourth proportional to 3,332.75, 4,999.93 and 2,789.64 is: 4,185.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.75 : 4,999.93 = 2,789.64 : x
  2. Step 2: Convert to fraction form
    3,332.75/4,999.93 = 2,789.64/x
  3. Step 3: Cross multiply
    3,332.75x = 4,999.93 × 2,789.64
  4. Step 4: Simplify right side
    3,332.75x = 13,947,997.75
  5. Step 5: Solve for x
    x = 13,947,997.75/3,332.75
  6. Step 6: Final answer
    x = 4,185.14

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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.