Home / 7,358.94-11,037.79-3,409.38

Finding the Fourth Proportional to 7,358.94, 11,037.79 and 3,409.38

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Solution

The fourth proportional to 7,358.94, 11,037.79 and 3,409.38 is: 5,113.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.94 : 11,037.79 = 3,409.38 : x
  2. Step 2: Convert to fraction form
    7,358.94/11,037.79 = 3,409.38/x
  3. Step 3: Cross multiply
    7,358.94x = 11,037.79 × 3,409.38
  4. Step 4: Simplify right side
    7,358.94x = 37,632,020.47
  5. Step 5: Solve for x
    x = 37,632,020.47/7,358.94
  6. Step 6: Final answer
    x = 5,113.78

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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.