Home / 7,604.28-11,405.61-2,409.75

Finding the Fourth Proportional to 7,604.28, 11,405.61 and 2,409.75

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Solution

The fourth proportional to 7,604.28, 11,405.61 and 2,409.75 is: 3,614.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,604.28 : 11,405.61 = 2,409.75 : x
  2. Step 2: Convert to fraction form
    7,604.28/11,405.61 = 2,409.75/x
  3. Step 3: Cross multiply
    7,604.28x = 11,405.61 × 2,409.75
  4. Step 4: Simplify right side
    7,604.28x = 27,484,668.70
  5. Step 5: Solve for x
    x = 27,484,668.70/7,604.28
  6. Step 6: Final answer
    x = 3,614.37

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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.