Home / 11,190.15-16,788.87-3,799.31

Finding the Fourth Proportional to 11,190.15, 16,788.87 and 3,799.31

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Solution

The fourth proportional to 11,190.15, 16,788.87 and 3,799.31 is: 5,700.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190.15 : 16,788.87 = 3,799.31 : x
  2. Step 2: Convert to fraction form
    11,190.15/16,788.87 = 3,799.31/x
  3. Step 3: Cross multiply
    11,190.15x = 16,788.87 × 3,799.31
  4. Step 4: Simplify right side
    11,190.15x = 63,786,037.74
  5. Step 5: Solve for x
    x = 63,786,037.74/11,190.15
  6. Step 6: Final answer
    x = 5,700.20

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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.