Home / 8,057.28-11,119.06-4,520.48

Finding the Fourth Proportional to 8,057.28, 11,119.06 and 4,520.48

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Solution

The fourth proportional to 8,057.28, 11,119.06 and 4,520.48 is: 6,238.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.28 : 11,119.06 = 4,520.48 : x
  2. Step 2: Convert to fraction form
    8,057.28/11,119.06 = 4,520.48/x
  3. Step 3: Cross multiply
    8,057.28x = 11,119.06 × 4,520.48
  4. Step 4: Simplify right side
    8,057.28x = 50,263,488.35
  5. Step 5: Solve for x
    x = 50,263,488.35/8,057.28
  6. Step 6: Final answer
    x = 6,238.27

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Half 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.