Home / 11,958.53-17,937.78-5,377.02

Finding the Fourth Proportional to 11,958.53, 17,937.78 and 5,377.02

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Solution

The fourth proportional to 11,958.53, 17,937.78 and 5,377.02 is: 8,065.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,958.53 : 17,937.78 = 5,377.02 : x
  2. Step 2: Convert to fraction form
    11,958.53/17,937.78 = 5,377.02/x
  3. Step 3: Cross multiply
    11,958.53x = 17,937.78 × 5,377.02
  4. Step 4: Simplify right side
    11,958.53x = 96,451,801.82
  5. Step 5: Solve for x
    x = 96,451,801.82/11,958.53
  6. Step 6: Final answer
    x = 8,065.53

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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.