Home / 4,144.84-6,208.86-1,920.54

Finding the Fourth Proportional to 4,144.84, 6,208.86 and 1,920.54

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Solution

The fourth proportional to 4,144.84, 6,208.86 and 1,920.54 is: 2,876.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.84 : 6,208.86 = 1,920.54 : x
  2. Step 2: Convert to fraction form
    4,144.84/6,208.86 = 1,920.54/x
  3. Step 3: Cross multiply
    4,144.84x = 6,208.86 × 1,920.54
  4. Step 4: Simplify right side
    4,144.84x = 11,924,363.98
  5. Step 5: Solve for x
    x = 11,924,363.98/4,144.84
  6. Step 6: Final answer
    x = 2,876.92

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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.