Home / 10,364.88-15,546.78-3,790.38

Finding the Fourth Proportional to 10,364.88, 15,546.78 and 3,790.38

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Solution

The fourth proportional to 10,364.88, 15,546.78 and 3,790.38 is: 5,685.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.88 : 15,546.78 = 3,790.38 : x
  2. Step 2: Convert to fraction form
    10,364.88/15,546.78 = 3,790.38/x
  3. Step 3: Cross multiply
    10,364.88x = 15,546.78 × 3,790.38
  4. Step 4: Simplify right side
    10,364.88x = 58,928,203.98
  5. Step 5: Solve for x
    x = 58,928,203.98/10,364.88
  6. Step 6: Final answer
    x = 5,685.37

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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.