Home / 4,917.21-7,375.68-1,995.42

Finding the Fourth Proportional to 4,917.21, 7,375.68 and 1,995.42

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Solution

The fourth proportional to 4,917.21, 7,375.68 and 1,995.42 is: 2,993.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.21 : 7,375.68 = 1,995.42 : x
  2. Step 2: Convert to fraction form
    4,917.21/7,375.68 = 1,995.42/x
  3. Step 3: Cross multiply
    4,917.21x = 7,375.68 × 1,995.42
  4. Step 4: Simplify right side
    4,917.21x = 14,717,579.39
  5. Step 5: Solve for x
    x = 14,717,579.39/4,917.21
  6. Step 6: Final answer
    x = 2,993.08

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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.