Home / 11,148.75-16,724.21-3,755.07

Finding the Fourth Proportional to 11,148.75, 16,724.21 and 3,755.07

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Solution

The fourth proportional to 11,148.75, 16,724.21 and 3,755.07 is: 5,632.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148.75 : 16,724.21 = 3,755.07 : x
  2. Step 2: Convert to fraction form
    11,148.75/16,724.21 = 3,755.07/x
  3. Step 3: Cross multiply
    11,148.75x = 16,724.21 × 3,755.07
  4. Step 4: Simplify right side
    11,148.75x = 62,800,560.47
  5. Step 5: Solve for x
    x = 62,800,560.47/11,148.75
  6. Step 6: Final answer
    x = 5,632.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.