Home / 10,743.22-16,108.75-3,345.49

Finding the Fourth Proportional to 10,743.22, 16,108.75 and 3,345.49

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Solution

The fourth proportional to 10,743.22, 16,108.75 and 3,345.49 is: 5,016.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743.22 : 16,108.75 = 3,345.49 : x
  2. Step 2: Convert to fraction form
    10,743.22/16,108.75 = 3,345.49/x
  3. Step 3: Cross multiply
    10,743.22x = 16,108.75 × 3,345.49
  4. Step 4: Simplify right side
    10,743.22x = 53,891,662.04
  5. Step 5: Solve for x
    x = 53,891,662.04/10,743.22
  6. Step 6: Final answer
    x = 5,016.34

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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.