Home / 11,913.48-17,863.38-4,513.22

Finding the Fourth Proportional to 11,913.48, 17,863.38 and 4,513.22

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Solution

The fourth proportional to 11,913.48, 17,863.38 and 4,513.22 is: 6,767.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,913.48 : 17,863.38 = 4,513.22 : x
  2. Step 2: Convert to fraction form
    11,913.48/17,863.38 = 4,513.22/x
  3. Step 3: Cross multiply
    11,913.48x = 17,863.38 × 4,513.22
  4. Step 4: Simplify right side
    11,913.48x = 80,621,408.54
  5. Step 5: Solve for x
    x = 80,621,408.54/11,913.48
  6. Step 6: Final answer
    x = 6,767.24

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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.