Home / 5,353.68-8,032.32-2,755.92

Finding the Fourth Proportional to 5,353.68, 8,032.32 and 2,755.92

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Solution

The fourth proportional to 5,353.68, 8,032.32 and 2,755.92 is: 4,134.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.68 : 8,032.32 = 2,755.92 : x
  2. Step 2: Convert to fraction form
    5,353.68/8,032.32 = 2,755.92/x
  3. Step 3: Cross multiply
    5,353.68x = 8,032.32 × 2,755.92
  4. Step 4: Simplify right side
    5,353.68x = 22,136,431.33
  5. Step 5: Solve for x
    x = 22,136,431.33/5,353.68
  6. Step 6: Final answer
    x = 4,134.81

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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.