Home / 11,707.09-17,556.98-3,914.08

Finding the Fourth Proportional to 11,707.09, 17,556.98 and 3,914.08

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Solution

The fourth proportional to 11,707.09, 17,556.98 and 3,914.08 is: 5,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707.09 : 17,556.98 = 3,914.08 : x
  2. Step 2: Convert to fraction form
    11,707.09/17,556.98 = 3,914.08/x
  3. Step 3: Cross multiply
    11,707.09x = 17,556.98 × 3,914.08
  4. Step 4: Simplify right side
    11,707.09x = 68,719,424.28
  5. Step 5: Solve for x
    x = 68,719,424.28/11,707.09
  6. Step 6: Final answer
    x = 5,869.90

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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.