Home / 4,143.23-6,213.53-1,369.39

Finding the Fourth Proportional to 4,143.23, 6,213.53 and 1,369.39

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Solution

The fourth proportional to 4,143.23, 6,213.53 and 1,369.39 is: 2,053.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.23 : 6,213.53 = 1,369.39 : x
  2. Step 2: Convert to fraction form
    4,143.23/6,213.53 = 1,369.39/x
  3. Step 3: Cross multiply
    4,143.23x = 6,213.53 × 1,369.39
  4. Step 4: Simplify right side
    4,143.23x = 8,508,733.74
  5. Step 5: Solve for x
    x = 8,508,733.74/4,143.23
  6. Step 6: Final answer
    x = 2,053.65

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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.