Home / 11,203.29-16,805.07-3,412.17

Finding the Fourth Proportional to 11,203.29, 16,805.07 and 3,412.17

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Solution

The fourth proportional to 11,203.29, 16,805.07 and 3,412.17 is: 5,118.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.29 : 16,805.07 = 3,412.17 : x
  2. Step 2: Convert to fraction form
    11,203.29/16,805.07 = 3,412.17/x
  3. Step 3: Cross multiply
    11,203.29x = 16,805.07 × 3,412.17
  4. Step 4: Simplify right side
    11,203.29x = 57,341,755.70
  5. Step 5: Solve for x
    x = 57,341,755.70/11,203.29
  6. Step 6: Final answer
    x = 5,118.30

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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.