Home / 5,817.89-8,028.67-3,165.29

Finding the Fourth Proportional to 5,817.89, 8,028.67 and 3,165.29

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Solution

The fourth proportional to 5,817.89, 8,028.67 and 3,165.29 is: 4,368.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,817.89 : 8,028.67 = 3,165.29 : x
  2. Step 2: Convert to fraction form
    5,817.89/8,028.67 = 3,165.29/x
  3. Step 3: Cross multiply
    5,817.89x = 8,028.67 × 3,165.29
  4. Step 4: Simplify right side
    5,817.89x = 25,413,056.85
  5. Step 5: Solve for x
    x = 25,413,056.85/5,817.89
  6. Step 6: Final answer
    x = 4,368.09

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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.