Home / 4,986.67-7,475.82-2,173.41

Finding the Fourth Proportional to 4,986.67, 7,475.82 and 2,173.41

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Solution

The fourth proportional to 4,986.67, 7,475.82 and 2,173.41 is: 3,258.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.67 : 7,475.82 = 2,173.41 : x
  2. Step 2: Convert to fraction form
    4,986.67/7,475.82 = 2,173.41/x
  3. Step 3: Cross multiply
    4,986.67x = 7,475.82 × 2,173.41
  4. Step 4: Simplify right side
    4,986.67x = 16,248,021.95
  5. Step 5: Solve for x
    x = 16,248,021.95/4,986.67
  6. Step 6: Final answer
    x = 3,258.29

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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.