Home / 11,929.18-17,893.94-3,164.04

Finding the Fourth Proportional to 11,929.18, 17,893.94 and 3,164.04

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Solution

The fourth proportional to 11,929.18, 17,893.94 and 3,164.04 is: 4,746.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929.18 : 17,893.94 = 3,164.04 : x
  2. Step 2: Convert to fraction form
    11,929.18/17,893.94 = 3,164.04/x
  3. Step 3: Cross multiply
    11,929.18x = 17,893.94 × 3,164.04
  4. Step 4: Simplify right side
    11,929.18x = 56,617,141.92
  5. Step 5: Solve for x
    x = 56,617,141.92/11,929.18
  6. Step 6: Final answer
    x = 4,746.11

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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.