Home / 8,244.09-12,380.94-7,584.75

Finding the Fourth Proportional to 8,244.09, 12,380.94 and 7,584.75

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Solution

The fourth proportional to 8,244.09, 12,380.94 and 7,584.75 is: 11,390.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244.09 : 12,380.94 = 7,584.75 : x
  2. Step 2: Convert to fraction form
    8,244.09/12,380.94 = 7,584.75/x
  3. Step 3: Cross multiply
    8,244.09x = 12,380.94 × 7,584.75
  4. Step 4: Simplify right side
    8,244.09x = 93,906,334.67
  5. Step 5: Solve for x
    x = 93,906,334.67/8,244.09
  6. Step 6: Final answer
    x = 11,390.75

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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.