Home / 7,788.75-11,684.39-2,525.09

Finding the Fourth Proportional to 7,788.75, 11,684.39 and 2,525.09

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Solution

The fourth proportional to 7,788.75, 11,684.39 and 2,525.09 is: 3,788.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788.75 : 11,684.39 = 2,525.09 : x
  2. Step 2: Convert to fraction form
    7,788.75/11,684.39 = 2,525.09/x
  3. Step 3: Cross multiply
    7,788.75x = 11,684.39 × 2,525.09
  4. Step 4: Simplify right side
    7,788.75x = 29,504,065.30
  5. Step 5: Solve for x
    x = 29,504,065.30/7,788.75
  6. Step 6: Final answer
    x = 3,788.04

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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.