Home / 6,919.96-10,377.37-2,238.75

Finding the Fourth Proportional to 6,919.96, 10,377.37 and 2,238.75

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Solution

The fourth proportional to 6,919.96, 10,377.37 and 2,238.75 is: 3,357.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919.96 : 10,377.37 = 2,238.75 : x
  2. Step 2: Convert to fraction form
    6,919.96/10,377.37 = 2,238.75/x
  3. Step 3: Cross multiply
    6,919.96x = 10,377.37 × 2,238.75
  4. Step 4: Simplify right side
    6,919.96x = 23,232,337.09
  5. Step 5: Solve for x
    x = 23,232,337.09/6,919.96
  6. Step 6: Final answer
    x = 3,357.29

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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.