Home / 11,685.06-17,527.59-2,919.96

Finding the Fourth Proportional to 11,685.06, 17,527.59 and 2,919.96

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Solution

The fourth proportional to 11,685.06, 17,527.59 and 2,919.96 is: 4,379.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,685.06 : 17,527.59 = 2,919.96 : x
  2. Step 2: Convert to fraction form
    11,685.06/17,527.59 = 2,919.96/x
  3. Step 3: Cross multiply
    11,685.06x = 17,527.59 × 2,919.96
  4. Step 4: Simplify right side
    11,685.06x = 51,179,861.70
  5. Step 5: Solve for x
    x = 51,179,861.70/11,685.06
  6. Step 6: Final answer
    x = 4,379.94

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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.