Home / 8,736.39-13,101.42-3,804.84

Finding the Fourth Proportional to 8,736.39, 13,101.42 and 3,804.84

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Solution

The fourth proportional to 8,736.39, 13,101.42 and 3,804.84 is: 5,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.39 : 13,101.42 = 3,804.84 : x
  2. Step 2: Convert to fraction form
    8,736.39/13,101.42 = 3,804.84/x
  3. Step 3: Cross multiply
    8,736.39x = 13,101.42 × 3,804.84
  4. Step 4: Simplify right side
    8,736.39x = 49,848,806.87
  5. Step 5: Solve for x
    x = 49,848,806.87/8,736.39
  6. Step 6: Final answer
    x = 5,705.88

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1.5x scale

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.