Home / 4,212.44-6,318.82-1,092.36

Finding the Fourth Proportional to 4,212.44, 6,318.82 and 1,092.36

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Solution

The fourth proportional to 4,212.44, 6,318.82 and 1,092.36 is: 1,638.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.44 : 6,318.82 = 1,092.36 : x
  2. Step 2: Convert to fraction form
    4,212.44/6,318.82 = 1,092.36/x
  3. Step 3: Cross multiply
    4,212.44x = 6,318.82 × 1,092.36
  4. Step 4: Simplify right side
    4,212.44x = 6,902,428.13
  5. Step 5: Solve for x
    x = 6,902,428.13/4,212.44
  6. Step 6: Final answer
    x = 1,638.58

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1.5x scale

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.