Home / 11,456.66-17,186.07-3,559.26

Finding the Fourth Proportional to 11,456.66, 17,186.07 and 3,559.26

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Solution

The fourth proportional to 11,456.66, 17,186.07 and 3,559.26 is: 5,339.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,456.66 : 17,186.07 = 3,559.26 : x
  2. Step 2: Convert to fraction form
    11,456.66/17,186.07 = 3,559.26/x
  3. Step 3: Cross multiply
    11,456.66x = 17,186.07 × 3,559.26
  4. Step 4: Simplify right side
    11,456.66x = 61,169,691.51
  5. Step 5: Solve for x
    x = 61,169,691.51/11,456.66
  6. Step 6: Final answer
    x = 5,339.23

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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.