Home / 7,528.62-11,296.78-3,584.34

Finding the Fourth Proportional to 7,528.62, 11,296.78 and 3,584.34

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Solution

The fourth proportional to 7,528.62, 11,296.78 and 3,584.34 is: 5,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.62 : 11,296.78 = 3,584.34 : x
  2. Step 2: Convert to fraction form
    7,528.62/11,296.78 = 3,584.34/x
  3. Step 3: Cross multiply
    7,528.62x = 11,296.78 × 3,584.34
  4. Step 4: Simplify right side
    7,528.62x = 40,491,500.43
  5. Step 5: Solve for x
    x = 40,491,500.43/7,528.62
  6. Step 6: Final answer
    x = 5,378.34

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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.