Home / 8,057.48-11,119.14-4,520.84

Finding the Fourth Proportional to 8,057.48, 11,119.14 and 4,520.84

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Solution

The fourth proportional to 8,057.48, 11,119.14 and 4,520.84 is: 6,238.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.48 : 11,119.14 = 4,520.84 : x
  2. Step 2: Convert to fraction form
    8,057.48/11,119.14 = 4,520.84/x
  3. Step 3: Cross multiply
    8,057.48x = 11,119.14 × 4,520.84
  4. Step 4: Simplify right side
    8,057.48x = 50,267,852.88
  5. Step 5: Solve for x
    x = 50,267,852.88/8,057.48
  6. Step 6: Final answer
    x = 6,238.66

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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.