Home / 11,571.50-17,353.65-4,174.99

Finding the Fourth Proportional to 11,571.50, 17,353.65 and 4,174.99

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Solution

The fourth proportional to 11,571.50, 17,353.65 and 4,174.99 is: 6,261.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571.50 : 17,353.65 = 4,174.99 : x
  2. Step 2: Convert to fraction form
    11,571.50/17,353.65 = 4,174.99/x
  3. Step 3: Cross multiply
    11,571.50x = 17,353.65 × 4,174.99
  4. Step 4: Simplify right side
    11,571.50x = 72,451,315.21
  5. Step 5: Solve for x
    x = 72,451,315.21/11,571.50
  6. Step 6: Final answer
    x = 6,261.19

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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.