Home / 5,431.39-8,147.99-1,733.33

Finding the Fourth Proportional to 5,431.39, 8,147.99 and 1,733.33

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Solution

The fourth proportional to 5,431.39, 8,147.99 and 1,733.33 is: 2,600.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.39 : 8,147.99 = 1,733.33 : x
  2. Step 2: Convert to fraction form
    5,431.39/8,147.99 = 1,733.33/x
  3. Step 3: Cross multiply
    5,431.39x = 8,147.99 × 1,733.33
  4. Step 4: Simplify right side
    5,431.39x = 14,123,180.21
  5. Step 5: Solve for x
    x = 14,123,180.21/5,431.39
  6. Step 6: Final answer
    x = 2,600.29

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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.