Home / 7,786.58-11,679.94-2,592.44

Finding the Fourth Proportional to 7,786.58, 11,679.94 and 2,592.44

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Solution

The fourth proportional to 7,786.58, 11,679.94 and 2,592.44 is: 3,888.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786.58 : 11,679.94 = 2,592.44 : x
  2. Step 2: Convert to fraction form
    7,786.58/11,679.94 = 2,592.44/x
  3. Step 3: Cross multiply
    7,786.58x = 11,679.94 × 2,592.44
  4. Step 4: Simplify right side
    7,786.58x = 30,279,543.65
  5. Step 5: Solve for x
    x = 30,279,543.65/7,786.58
  6. Step 6: Final answer
    x = 3,888.68

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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.