Home / 8,057.05-11,118.68-4,520.25

Finding the Fourth Proportional to 8,057.05, 11,118.68 and 4,520.25

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Solution

The fourth proportional to 8,057.05, 11,118.68 and 4,520.25 is: 6,237.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.05 : 11,118.68 = 4,520.25 : x
  2. Step 2: Convert to fraction form
    8,057.05/11,118.68 = 4,520.25/x
  3. Step 3: Cross multiply
    8,057.05x = 11,118.68 × 4,520.25
  4. Step 4: Simplify right side
    8,057.05x = 50,259,207.62
  5. Step 5: Solve for x
    x = 50,259,207.62/8,057.05
  6. Step 6: Final answer
    x = 6,237.92

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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.