Home / 11,207.07-16,807.26-3,809.84

Finding the Fourth Proportional to 11,207.07, 16,807.26 and 3,809.84

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Solution

The fourth proportional to 11,207.07, 16,807.26 and 3,809.84 is: 5,713.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.07 : 16,807.26 = 3,809.84 : x
  2. Step 2: Convert to fraction form
    11,207.07/16,807.26 = 3,809.84/x
  3. Step 3: Cross multiply
    11,207.07x = 16,807.26 × 3,809.84
  4. Step 4: Simplify right side
    11,207.07x = 64,032,971.44
  5. Step 5: Solve for x
    x = 64,032,971.44/11,207.07
  6. Step 6: Final answer
    x = 5,713.62

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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.