Home / 11,047.70-16,571.64-3,150.20

Finding the Fourth Proportional to 11,047.70, 16,571.64 and 3,150.20

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Solution

The fourth proportional to 11,047.70, 16,571.64 and 3,150.20 is: 4,725.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,047.70 : 16,571.64 = 3,150.20 : x
  2. Step 2: Convert to fraction form
    11,047.70/16,571.64 = 3,150.20/x
  3. Step 3: Cross multiply
    11,047.70x = 16,571.64 × 3,150.20
  4. Step 4: Simplify right side
    11,047.70x = 52,203,889.59
  5. Step 5: Solve for x
    x = 52,203,889.59/11,047.70
  6. Step 6: Final answer
    x = 4,725.32

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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.