Home / 8,145.82-11,241.22-4,608.94

Finding the Fourth Proportional to 8,145.82, 11,241.22 and 4,608.94

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Solution

The fourth proportional to 8,145.82, 11,241.22 and 4,608.94 is: 6,360.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145.82 : 11,241.22 = 4,608.94 : x
  2. Step 2: Convert to fraction form
    8,145.82/11,241.22 = 4,608.94/x
  3. Step 3: Cross multiply
    8,145.82x = 11,241.22 × 4,608.94
  4. Step 4: Simplify right side
    8,145.82x = 51,810,108.51
  5. Step 5: Solve for x
    x = 51,810,108.51/8,145.82
  6. Step 6: Final answer
    x = 6,360.33

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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.