Home / 11,305.14-16,958.56-3,808.74

Finding the Fourth Proportional to 11,305.14, 16,958.56 and 3,808.74

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Solution

The fourth proportional to 11,305.14, 16,958.56 and 3,808.74 is: 5,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.14 : 16,958.56 = 3,808.74 : x
  2. Step 2: Convert to fraction form
    11,305.14/16,958.56 = 3,808.74/x
  3. Step 3: Cross multiply
    11,305.14x = 16,958.56 × 3,808.74
  4. Step 4: Simplify right side
    11,305.14x = 64,590,748.62
  5. Step 5: Solve for x
    x = 64,590,748.62/11,305.14
  6. Step 6: Final answer
    x = 5,713.40

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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.