Home / 5,118.88-7,667.97-2,341.73

Finding the Fourth Proportional to 5,118.88, 7,667.97 and 2,341.73

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Solution

The fourth proportional to 5,118.88, 7,667.97 and 2,341.73 is: 3,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.88 : 7,667.97 = 2,341.73 : x
  2. Step 2: Convert to fraction form
    5,118.88/7,667.97 = 2,341.73/x
  3. Step 3: Cross multiply
    5,118.88x = 7,667.97 × 2,341.73
  4. Step 4: Simplify right side
    5,118.88x = 17,956,282.64
  5. Step 5: Solve for x
    x = 17,956,282.64/5,118.88
  6. Step 6: Final answer
    x = 3,507.85

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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.