Home / 2,529.20-3,794.20-969.14

Finding the Fourth Proportional to 2,529.20, 3,794.20 and 969.14

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Solution

The fourth proportional to 2,529.20, 3,794.20 and 969.14 is: 1,453.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.20 : 3,794.20 = 969.14 : x
  2. Step 2: Convert to fraction form
    2,529.20/3,794.20 = 969.14/x
  3. Step 3: Cross multiply
    2,529.20x = 3,794.20 × 969.14
  4. Step 4: Simplify right side
    2,529.20x = 3,677,110.99
  5. Step 5: Solve for x
    x = 3,677,110.99/2,529.20
  6. Step 6: Final answer
    x = 1,453.86

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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.