Home / 7,535.87-11,286.03-3,828.91

Finding the Fourth Proportional to 7,535.87, 11,286.03 and 3,828.91

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Solution

The fourth proportional to 7,535.87, 11,286.03 and 3,828.91 is: 5,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,535.87 : 11,286.03 = 3,828.91 : x
  2. Step 2: Convert to fraction form
    7,535.87/11,286.03 = 3,828.91/x
  3. Step 3: Cross multiply
    7,535.87x = 11,286.03 × 3,828.91
  4. Step 4: Simplify right side
    7,535.87x = 43,213,136.70
  5. Step 5: Solve for x
    x = 43,213,136.70/7,535.87
  6. Step 6: Final answer
    x = 5,734.33

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1.5x scale

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.