Home / 8,940.52-13,419.78-3,750.04

Finding the Fourth Proportional to 8,940.52, 13,419.78 and 3,750.04

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Solution

The fourth proportional to 8,940.52, 13,419.78 and 3,750.04 is: 5,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940.52 : 13,419.78 = 3,750.04 : x
  2. Step 2: Convert to fraction form
    8,940.52/13,419.78 = 3,750.04/x
  3. Step 3: Cross multiply
    8,940.52x = 13,419.78 × 3,750.04
  4. Step 4: Simplify right side
    8,940.52x = 50,324,711.79
  5. Step 5: Solve for x
    x = 50,324,711.79/8,940.52
  6. Step 6: Final answer
    x = 5,628.83

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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.