Home / 11,184.12-16,780.74-5,917.77

Finding the Fourth Proportional to 11,184.12, 16,780.74 and 5,917.77

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Solution

The fourth proportional to 11,184.12, 16,780.74 and 5,917.77 is: 8,879.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.12 : 16,780.74 = 5,917.77 : x
  2. Step 2: Convert to fraction form
    11,184.12/16,780.74 = 5,917.77/x
  3. Step 3: Cross multiply
    11,184.12x = 16,780.74 × 5,917.77
  4. Step 4: Simplify right side
    11,184.12x = 99,304,559.75
  5. Step 5: Solve for x
    x = 99,304,559.75/11,184.12
  6. Step 6: Final answer
    x = 8,879.07

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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.