Home / 11,333.04-16,999.05-3,938.08

Finding the Fourth Proportional to 11,333.04, 16,999.05 and 3,938.08

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Solution

The fourth proportional to 11,333.04, 16,999.05 and 3,938.08 is: 5,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333.04 : 16,999.05 = 3,938.08 : x
  2. Step 2: Convert to fraction form
    11,333.04/16,999.05 = 3,938.08/x
  3. Step 3: Cross multiply
    11,333.04x = 16,999.05 × 3,938.08
  4. Step 4: Simplify right side
    11,333.04x = 66,943,648.63
  5. Step 5: Solve for x
    x = 66,943,648.63/11,333.04
  6. Step 6: Final answer
    x = 5,906.94

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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.