Home / 4,083.31-6,119.49-2,231.65

Finding the Fourth Proportional to 4,083.31, 6,119.49 and 2,231.65

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Solution

The fourth proportional to 4,083.31, 6,119.49 and 2,231.65 is: 3,344.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.31 : 6,119.49 = 2,231.65 : x
  2. Step 2: Convert to fraction form
    4,083.31/6,119.49 = 2,231.65/x
  3. Step 3: Cross multiply
    4,083.31x = 6,119.49 × 2,231.65
  4. Step 4: Simplify right side
    4,083.31x = 13,656,559.86
  5. Step 5: Solve for x
    x = 13,656,559.86/4,083.31
  6. Step 6: Final answer
    x = 3,344.48

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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.