Home / 5,627.38-8,436.34-2,664.11

Finding the Fourth Proportional to 5,627.38, 8,436.34 and 2,664.11

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Solution

The fourth proportional to 5,627.38, 8,436.34 and 2,664.11 is: 3,993.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.38 : 8,436.34 = 2,664.11 : x
  2. Step 2: Convert to fraction form
    5,627.38/8,436.34 = 2,664.11/x
  3. Step 3: Cross multiply
    5,627.38x = 8,436.34 × 2,664.11
  4. Step 4: Simplify right side
    5,627.38x = 22,475,310.01
  5. Step 5: Solve for x
    x = 22,475,310.01/5,627.38
  6. Step 6: Final answer
    x = 3,993.92

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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.