Home / 4,083.15-6,115.13-1,996.65

Finding the Fourth Proportional to 4,083.15, 6,115.13 and 1,996.65

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Solution

The fourth proportional to 4,083.15, 6,115.13 and 1,996.65 is: 2,990.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.15 : 6,115.13 = 1,996.65 : x
  2. Step 2: Convert to fraction form
    4,083.15/6,115.13 = 1,996.65/x
  3. Step 3: Cross multiply
    4,083.15x = 6,115.13 × 1,996.65
  4. Step 4: Simplify right side
    4,083.15x = 12,209,764.33
  5. Step 5: Solve for x
    x = 12,209,764.33/4,083.15
  6. Step 6: Final answer
    x = 2,990.28

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1.5x scale

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.