Home / 11,655.09-17,483.94-3,755.79

Finding the Fourth Proportional to 11,655.09, 17,483.94 and 3,755.79

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Solution

The fourth proportional to 11,655.09, 17,483.94 and 3,755.79 is: 5,634.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655.09 : 17,483.94 = 3,755.79 : x
  2. Step 2: Convert to fraction form
    11,655.09/17,483.94 = 3,755.79/x
  3. Step 3: Cross multiply
    11,655.09x = 17,483.94 × 3,755.79
  4. Step 4: Simplify right side
    11,655.09x = 65,666,007.01
  5. Step 5: Solve for x
    x = 65,666,007.01/11,655.09
  6. Step 6: Final answer
    x = 5,634.11

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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.