Home / 3,917.16-5,876.41-2,069.82

Finding the Fourth Proportional to 3,917.16, 5,876.41 and 2,069.82

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Solution

The fourth proportional to 3,917.16, 5,876.41 and 2,069.82 is: 3,105.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.16 : 5,876.41 = 2,069.82 : x
  2. Step 2: Convert to fraction form
    3,917.16/5,876.41 = 2,069.82/x
  3. Step 3: Cross multiply
    3,917.16x = 5,876.41 × 2,069.82
  4. Step 4: Simplify right side
    3,917.16x = 12,163,110.95
  5. Step 5: Solve for x
    x = 12,163,110.95/3,917.16
  6. Step 6: Final answer
    x = 3,105.08

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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.