Home / 11,869.74-17,805.42-4,084.02

Finding the Fourth Proportional to 11,869.74, 17,805.42 and 4,084.02

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Solution

The fourth proportional to 11,869.74, 17,805.42 and 4,084.02 is: 6,126.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869.74 : 17,805.42 = 4,084.02 : x
  2. Step 2: Convert to fraction form
    11,869.74/17,805.42 = 4,084.02/x
  3. Step 3: Cross multiply
    11,869.74x = 17,805.42 × 4,084.02
  4. Step 4: Simplify right side
    11,869.74x = 72,717,691.39
  5. Step 5: Solve for x
    x = 72,717,691.39/11,869.74
  6. Step 6: Final answer
    x = 6,126.31

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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.