Home / 11,927.66-17,884.80-5,349.65

Finding the Fourth Proportional to 11,927.66, 17,884.80 and 5,349.65

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Solution

The fourth proportional to 11,927.66, 17,884.80 and 5,349.65 is: 8,021.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.66 : 17,884.80 = 5,349.65 : x
  2. Step 2: Convert to fraction form
    11,927.66/17,884.80 = 5,349.65/x
  3. Step 3: Cross multiply
    11,927.66x = 17,884.80 × 5,349.65
  4. Step 4: Simplify right side
    11,927.66x = 95,677,330.90
  5. Step 5: Solve for x
    x = 95,677,330.90/11,927.66
  6. Step 6: Final answer
    x = 8,021.47

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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.