Home / 6,076.29-8,382.82-3,719.80

Finding the Fourth Proportional to 6,076.29, 8,382.82 and 3,719.80

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Solution

The fourth proportional to 6,076.29, 8,382.82 and 3,719.80 is: 5,131.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.29 : 8,382.82 = 3,719.80 : x
  2. Step 2: Convert to fraction form
    6,076.29/8,382.82 = 3,719.80/x
  3. Step 3: Cross multiply
    6,076.29x = 8,382.82 × 3,719.80
  4. Step 4: Simplify right side
    6,076.29x = 31,182,421.99
  5. Step 5: Solve for x
    x = 31,182,421.99/6,076.29
  6. Step 6: Final answer
    x = 5,131.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.