Home / 11,827.18-17,738.22-4,805.39

Finding the Fourth Proportional to 11,827.18, 17,738.22 and 4,805.39

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Solution

The fourth proportional to 11,827.18, 17,738.22 and 4,805.39 is: 7,207.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827.18 : 17,738.22 = 4,805.39 : x
  2. Step 2: Convert to fraction form
    11,827.18/17,738.22 = 4,805.39/x
  3. Step 3: Cross multiply
    11,827.18x = 17,738.22 × 4,805.39
  4. Step 4: Simplify right side
    11,827.18x = 85,239,127.37
  5. Step 5: Solve for x
    x = 85,239,127.37/11,827.18
  6. Step 6: Final answer
    x = 7,207.05

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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.