Home / 6,924.34-10,380.33-2,540.79

Finding the Fourth Proportional to 6,924.34, 10,380.33 and 2,540.79

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Solution

The fourth proportional to 6,924.34, 10,380.33 and 2,540.79 is: 3,808.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,924.34 : 10,380.33 = 2,540.79 : x
  2. Step 2: Convert to fraction form
    6,924.34/10,380.33 = 2,540.79/x
  3. Step 3: Cross multiply
    6,924.34x = 10,380.33 × 2,540.79
  4. Step 4: Simplify right side
    6,924.34x = 26,374,238.66
  5. Step 5: Solve for x
    x = 26,374,238.66/6,924.34
  6. Step 6: Final answer
    x = 3,808.92

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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.