Home / 3,137.61-4,699.80-2,517.96

Finding the Fourth Proportional to 3,137.61, 4,699.80 and 2,517.96

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Solution

The fourth proportional to 3,137.61, 4,699.80 and 2,517.96 is: 3,771.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.61 : 4,699.80 = 2,517.96 : x
  2. Step 2: Convert to fraction form
    3,137.61/4,699.80 = 2,517.96/x
  3. Step 3: Cross multiply
    3,137.61x = 4,699.80 × 2,517.96
  4. Step 4: Simplify right side
    3,137.61x = 11,833,908.41
  5. Step 5: Solve for x
    x = 11,833,908.41/3,137.61
  6. Step 6: Final answer
    x = 3,771.63

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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.