Home / 7,789.88-11,684.82-2,596.16

Finding the Fourth Proportional to 7,789.88, 11,684.82 and 2,596.16

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Solution

The fourth proportional to 7,789.88, 11,684.82 and 2,596.16 is: 3,894.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,789.88 : 11,684.82 = 2,596.16 : x
  2. Step 2: Convert to fraction form
    7,789.88/11,684.82 = 2,596.16/x
  3. Step 3: Cross multiply
    7,789.88x = 11,684.82 × 2,596.16
  4. Step 4: Simplify right side
    7,789.88x = 30,335,662.29
  5. Step 5: Solve for x
    x = 30,335,662.29/7,789.88
  6. Step 6: Final answer
    x = 3,894.24

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Similar ratio
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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.