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Finding the Fourth Proportional to 2,525.97, 3,788.92 and 794.60

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Solution

The fourth proportional to 2,525.97, 3,788.92 and 794.60 is: 1,191.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.97 : 3,788.92 = 794.60 : x
  2. Step 2: Convert to fraction form
    2,525.97/3,788.92 = 794.60/x
  3. Step 3: Cross multiply
    2,525.97x = 3,788.92 × 794.60
  4. Step 4: Simplify right side
    2,525.97x = 3,010,675.83
  5. Step 5: Solve for x
    x = 3,010,675.83/2,525.97
  6. Step 6: Final answer
    x = 1,191.89

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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.