Home / 11,108.52-16,663.68-3,317.22

Finding the Fourth Proportional to 11,108.52, 16,663.68 and 3,317.22

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Solution

The fourth proportional to 11,108.52, 16,663.68 and 3,317.22 is: 4,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.52 : 16,663.68 = 3,317.22 : x
  2. Step 2: Convert to fraction form
    11,108.52/16,663.68 = 3,317.22/x
  3. Step 3: Cross multiply
    11,108.52x = 16,663.68 × 3,317.22
  4. Step 4: Simplify right side
    11,108.52x = 55,277,092.57
  5. Step 5: Solve for x
    x = 55,277,092.57/11,108.52
  6. Step 6: Final answer
    x = 4,976.10

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1.5x scale

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.