Home / 11,716.53-17,571.56-5,871.57

Finding the Fourth Proportional to 11,716.53, 17,571.56 and 5,871.57

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Solution

The fourth proportional to 11,716.53, 17,571.56 and 5,871.57 is: 8,805.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.53 : 17,571.56 = 5,871.57 : x
  2. Step 2: Convert to fraction form
    11,716.53/17,571.56 = 5,871.57/x
  3. Step 3: Cross multiply
    11,716.53x = 17,571.56 × 5,871.57
  4. Step 4: Simplify right side
    11,716.53x = 103,172,615.19
  5. Step 5: Solve for x
    x = 103,172,615.19/11,716.53
  6. Step 6: Final answer
    x = 8,805.73

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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.