Home / 3,293.10-4,938.24-1,212.42

Finding the Fourth Proportional to 3,293.10, 4,938.24 and 1,212.42

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Solution

The fourth proportional to 3,293.10, 4,938.24 and 1,212.42 is: 1,818.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.10 : 4,938.24 = 1,212.42 : x
  2. Step 2: Convert to fraction form
    3,293.10/4,938.24 = 1,212.42/x
  3. Step 3: Cross multiply
    3,293.10x = 4,938.24 × 1,212.42
  4. Step 4: Simplify right side
    3,293.10x = 5,987,220.94
  5. Step 5: Solve for x
    x = 5,987,220.94/3,293.10
  6. Step 6: Final answer
    x = 1,818.11

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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.