Home / 11,242.68-16,863.39-3,451.47

Finding the Fourth Proportional to 11,242.68, 16,863.39 and 3,451.47

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Solution

The fourth proportional to 11,242.68, 16,863.39 and 3,451.47 is: 5,177.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242.68 : 16,863.39 = 3,451.47 : x
  2. Step 2: Convert to fraction form
    11,242.68/16,863.39 = 3,451.47/x
  3. Step 3: Cross multiply
    11,242.68x = 16,863.39 × 3,451.47
  4. Step 4: Simplify right side
    11,242.68x = 58,203,484.68
  5. Step 5: Solve for x
    x = 58,203,484.68/11,242.68
  6. Step 6: Final answer
    x = 5,177.01

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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.