Home / 4,143.18-6,213.18-1,369.38

Finding the Fourth Proportional to 4,143.18, 6,213.18 and 1,369.38

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Solution

The fourth proportional to 4,143.18, 6,213.18 and 1,369.38 is: 2,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.18 : 6,213.18 = 1,369.38 : x
  2. Step 2: Convert to fraction form
    4,143.18/6,213.18 = 1,369.38/x
  3. Step 3: Cross multiply
    4,143.18x = 6,213.18 × 1,369.38
  4. Step 4: Simplify right side
    4,143.18x = 8,508,204.43
  5. Step 5: Solve for x
    x = 8,508,204.43/4,143.18
  6. Step 6: Final answer
    x = 2,053.54

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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.