Home / 11,323.22-16,983.29-4,305

Finding the Fourth Proportional to 11,323.22, 16,983.29 and 4,305

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Solution

The fourth proportional to 11,323.22, 16,983.29 and 4,305 is: 6,456.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.22 : 16,983.29 = 4,305 : x
  2. Step 2: Convert to fraction form
    11,323.22/16,983.29 = 4,305/x
  3. Step 3: Cross multiply
    11,323.22x = 16,983.29 × 4,305
  4. Step 4: Simplify right side
    11,323.22x = 73,113,063.45
  5. Step 5: Solve for x
    x = 73,113,063.45/11,323.22
  6. Step 6: Final answer
    x = 6,456.92

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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.