Home / 11,883.98-17,827.08-3,118.94

Finding the Fourth Proportional to 11,883.98, 17,827.08 and 3,118.94

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Solution

The fourth proportional to 11,883.98, 17,827.08 and 3,118.94 is: 4,678.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883.98 : 17,827.08 = 3,118.94 : x
  2. Step 2: Convert to fraction form
    11,883.98/17,827.08 = 3,118.94/x
  3. Step 3: Cross multiply
    11,883.98x = 17,827.08 × 3,118.94
  4. Step 4: Simplify right side
    11,883.98x = 55,601,592.90
  5. Step 5: Solve for x
    x = 55,601,592.90/11,883.98
  6. Step 6: Final answer
    x = 4,678.70

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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.