Home / 10,277.38-15,416.07-3,351.88

Finding the Fourth Proportional to 10,277.38, 15,416.07 and 3,351.88

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Solution

The fourth proportional to 10,277.38, 15,416.07 and 3,351.88 is: 5,027.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.38 : 15,416.07 = 3,351.88 : x
  2. Step 2: Convert to fraction form
    10,277.38/15,416.07 = 3,351.88/x
  3. Step 3: Cross multiply
    10,277.38x = 15,416.07 × 3,351.88
  4. Step 4: Simplify right side
    10,277.38x = 51,672,722.87
  5. Step 5: Solve for x
    x = 51,672,722.87/10,277.38
  6. Step 6: Final answer
    x = 5,027.81

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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.