Home / 4,170.83-6,257.45-1,976.54

Finding the Fourth Proportional to 4,170.83, 6,257.45 and 1,976.54

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Solution

The fourth proportional to 4,170.83, 6,257.45 and 1,976.54 is: 2,965.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.83 : 6,257.45 = 1,976.54 : x
  2. Step 2: Convert to fraction form
    4,170.83/6,257.45 = 1,976.54/x
  3. Step 3: Cross multiply
    4,170.83x = 6,257.45 × 1,976.54
  4. Step 4: Simplify right side
    4,170.83x = 12,368,073.88
  5. Step 5: Solve for x
    x = 12,368,073.88/4,170.83
  6. Step 6: Final answer
    x = 2,965.38

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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.