Home / 11,707.03-17,556.88-3,914.02

Finding the Fourth Proportional to 11,707.03, 17,556.88 and 3,914.02

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Solution

The fourth proportional to 11,707.03, 17,556.88 and 3,914.02 is: 5,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707.03 : 17,556.88 = 3,914.02 : x
  2. Step 2: Convert to fraction form
    11,707.03/17,556.88 = 3,914.02/x
  3. Step 3: Cross multiply
    11,707.03x = 17,556.88 × 3,914.02
  4. Step 4: Simplify right side
    11,707.03x = 68,717,979.46
  5. Step 5: Solve for x
    x = 68,717,979.46/11,707.03
  6. Step 6: Final answer
    x = 5,869.80

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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.