Home / 7,659.09-11,486.21-2,463.75

Finding the Fourth Proportional to 7,659.09, 11,486.21 and 2,463.75

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Solution

The fourth proportional to 7,659.09, 11,486.21 and 2,463.75 is: 3,694.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.09 : 11,486.21 = 2,463.75 : x
  2. Step 2: Convert to fraction form
    7,659.09/11,486.21 = 2,463.75/x
  3. Step 3: Cross multiply
    7,659.09x = 11,486.21 × 2,463.75
  4. Step 4: Simplify right side
    7,659.09x = 28,299,137.57
  5. Step 5: Solve for x
    x = 28,299,137.57/7,659.09
  6. Step 6: Final answer
    x = 3,694.84

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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.