Home / 11,684.74-17,527.13-2,919.65

Finding the Fourth Proportional to 11,684.74, 17,527.13 and 2,919.65

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Solution

The fourth proportional to 11,684.74, 17,527.13 and 2,919.65 is: 4,379.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,684.74 : 17,527.13 = 2,919.65 : x
  2. Step 2: Convert to fraction form
    11,684.74/17,527.13 = 2,919.65/x
  3. Step 3: Cross multiply
    11,684.74x = 17,527.13 × 2,919.65
  4. Step 4: Simplify right side
    11,684.74x = 51,173,125.27
  5. Step 5: Solve for x
    x = 51,173,125.27/11,684.74
  6. Step 6: Final answer
    x = 4,379.48

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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.