Home / 8,173.24-11,279.10-4,447.24

Finding the Fourth Proportional to 8,173.24, 11,279.10 and 4,447.24

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Solution

The fourth proportional to 8,173.24, 11,279.10 and 4,447.24 is: 6,137.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173.24 : 11,279.10 = 4,447.24 : x
  2. Step 2: Convert to fraction form
    8,173.24/11,279.10 = 4,447.24/x
  3. Step 3: Cross multiply
    8,173.24x = 11,279.10 × 4,447.24
  4. Step 4: Simplify right side
    8,173.24x = 50,160,864.68
  5. Step 5: Solve for x
    x = 50,160,864.68/8,173.24
  6. Step 6: Final answer
    x = 6,137.21

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.