Home / 4,255.80-6,382.44-1,914.48

Finding the Fourth Proportional to 4,255.80, 6,382.44 and 1,914.48

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Solution

The fourth proportional to 4,255.80, 6,382.44 and 1,914.48 is: 2,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.80 : 6,382.44 = 1,914.48 : x
  2. Step 2: Convert to fraction form
    4,255.80/6,382.44 = 1,914.48/x
  3. Step 3: Cross multiply
    4,255.80x = 6,382.44 × 1,914.48
  4. Step 4: Simplify right side
    4,255.80x = 12,219,053.73
  5. Step 5: Solve for x
    x = 12,219,053.73/4,255.80
  6. Step 6: Final answer
    x = 2,871.15

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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.