Home / 11,230.14-16,845.25-3,438.92

Finding the Fourth Proportional to 11,230.14, 16,845.25 and 3,438.92

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Solution

The fourth proportional to 11,230.14, 16,845.25 and 3,438.92 is: 5,158.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.14 : 16,845.25 = 3,438.92 : x
  2. Step 2: Convert to fraction form
    11,230.14/16,845.25 = 3,438.92/x
  3. Step 3: Cross multiply
    11,230.14x = 16,845.25 × 3,438.92
  4. Step 4: Simplify right side
    11,230.14x = 57,929,467.13
  5. Step 5: Solve for x
    x = 57,929,467.13/11,230.14
  6. Step 6: Final answer
    x = 5,158.39

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1.5x scale

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.