Home / 3,456.12-5,186.81-2,534.03

Finding the Fourth Proportional to 3,456.12, 5,186.81 and 2,534.03

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Solution

The fourth proportional to 3,456.12, 5,186.81 and 2,534.03 is: 3,802.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.12 : 5,186.81 = 2,534.03 : x
  2. Step 2: Convert to fraction form
    3,456.12/5,186.81 = 2,534.03/x
  3. Step 3: Cross multiply
    3,456.12x = 5,186.81 × 2,534.03
  4. Step 4: Simplify right side
    3,456.12x = 13,143,493.54
  5. Step 5: Solve for x
    x = 13,143,493.54/3,456.12
  6. Step 6: Final answer
    x = 3,802.96

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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.