Home / 11,853.27-17,776.80-3,531.06

Finding the Fourth Proportional to 11,853.27, 17,776.80 and 3,531.06

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Solution

The fourth proportional to 11,853.27, 17,776.80 and 3,531.06 is: 5,295.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,853.27 : 17,776.80 = 3,531.06 : x
  2. Step 2: Convert to fraction form
    11,853.27/17,776.80 = 3,531.06/x
  3. Step 3: Cross multiply
    11,853.27x = 17,776.80 × 3,531.06
  4. Step 4: Simplify right side
    11,853.27x = 62,770,947.41
  5. Step 5: Solve for x
    x = 62,770,947.41/11,853.27
  6. Step 6: Final answer
    x = 5,295.67

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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.