Home / 5,732.10-7,911.84-3,375

Finding the Fourth Proportional to 5,732.10, 7,911.84 and 3,375

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Solution

The fourth proportional to 5,732.10, 7,911.84 and 3,375 is: 4,658.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,732.10 : 7,911.84 = 3,375 : x
  2. Step 2: Convert to fraction form
    5,732.10/7,911.84 = 3,375/x
  3. Step 3: Cross multiply
    5,732.10x = 7,911.84 × 3,375
  4. Step 4: Simplify right side
    5,732.10x = 26,702,460
  5. Step 5: Solve for x
    x = 26,702,460/5,732.10
  6. Step 6: Final answer
    x = 4,658.41

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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.