Home / 11,206.79-16,805.32-3,809.26

Finding the Fourth Proportional to 11,206.79, 16,805.32 and 3,809.26

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Solution

The fourth proportional to 11,206.79, 16,805.32 and 3,809.26 is: 5,712.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206.79 : 16,805.32 = 3,809.26 : x
  2. Step 2: Convert to fraction form
    11,206.79/16,805.32 = 3,809.26/x
  3. Step 3: Cross multiply
    11,206.79x = 16,805.32 × 3,809.26
  4. Step 4: Simplify right side
    11,206.79x = 64,015,859.03
  5. Step 5: Solve for x
    x = 64,015,859.03/11,206.79
  6. Step 6: Final answer
    x = 5,712.24

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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.