Home / 10,190.12-15,274.49-5,741.37

Finding the Fourth Proportional to 10,190.12, 15,274.49 and 5,741.37

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Solution

The fourth proportional to 10,190.12, 15,274.49 and 5,741.37 is: 8,606.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.12 : 15,274.49 = 5,741.37 : x
  2. Step 2: Convert to fraction form
    10,190.12/15,274.49 = 5,741.37/x
  3. Step 3: Cross multiply
    10,190.12x = 15,274.49 × 5,741.37
  4. Step 4: Simplify right side
    10,190.12x = 87,696,469.94
  5. Step 5: Solve for x
    x = 87,696,469.94/10,190.12
  6. Step 6: Final answer
    x = 8,606.03

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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.