Home / 8,359.05-12,544.07-3,164.97

Finding the Fourth Proportional to 8,359.05, 12,544.07 and 3,164.97

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Solution

The fourth proportional to 8,359.05, 12,544.07 and 3,164.97 is: 4,749.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,359.05 : 12,544.07 = 3,164.97 : x
  2. Step 2: Convert to fraction form
    8,359.05/12,544.07 = 3,164.97/x
  3. Step 3: Cross multiply
    8,359.05x = 12,544.07 × 3,164.97
  4. Step 4: Simplify right side
    8,359.05x = 39,701,589.40
  5. Step 5: Solve for x
    x = 39,701,589.40/8,359.05
  6. Step 6: Final answer
    x = 4,749.53

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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.