Home / 7,584.33-11,378.73-3,889.15

Finding the Fourth Proportional to 7,584.33, 11,378.73 and 3,889.15

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Solution

The fourth proportional to 7,584.33, 11,378.73 and 3,889.15 is: 5,834.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,584.33 : 11,378.73 = 3,889.15 : x
  2. Step 2: Convert to fraction form
    7,584.33/11,378.73 = 3,889.15/x
  3. Step 3: Cross multiply
    7,584.33x = 11,378.73 × 3,889.15
  4. Step 4: Simplify right side
    7,584.33x = 44,253,573.92
  5. Step 5: Solve for x
    x = 44,253,573.92/7,584.33
  6. Step 6: Final answer
    x = 5,834.87

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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.