Home / 8,733.82-13,100.37-2,159.84

Finding the Fourth Proportional to 8,733.82, 13,100.37 and 2,159.84

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Solution

The fourth proportional to 8,733.82, 13,100.37 and 2,159.84 is: 3,239.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733.82 : 13,100.37 = 2,159.84 : x
  2. Step 2: Convert to fraction form
    8,733.82/13,100.37 = 2,159.84/x
  3. Step 3: Cross multiply
    8,733.82x = 13,100.37 × 2,159.84
  4. Step 4: Simplify right side
    8,733.82x = 28,294,703.14
  5. Step 5: Solve for x
    x = 28,294,703.14/8,733.82
  6. Step 6: Final answer
    x = 3,239.67

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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.