Home / 11,161.59-16,742.42-2,841.65

Finding the Fourth Proportional to 11,161.59, 16,742.42 and 2,841.65

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Solution

The fourth proportional to 11,161.59, 16,742.42 and 2,841.65 is: 4,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.59 : 16,742.42 = 2,841.65 : x
  2. Step 2: Convert to fraction form
    11,161.59/16,742.42 = 2,841.65/x
  3. Step 3: Cross multiply
    11,161.59x = 16,742.42 × 2,841.65
  4. Step 4: Simplify right side
    11,161.59x = 47,576,097.79
  5. Step 5: Solve for x
    x = 47,576,097.79/11,161.59
  6. Step 6: Final answer
    x = 4,262.48

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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.