Home / 11,416.99-17,125.41-5,871.88

Finding the Fourth Proportional to 11,416.99, 17,125.41 and 5,871.88

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Solution

The fourth proportional to 11,416.99, 17,125.41 and 5,871.88 is: 8,807.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,416.99 : 17,125.41 = 5,871.88 : x
  2. Step 2: Convert to fraction form
    11,416.99/17,125.41 = 5,871.88/x
  3. Step 3: Cross multiply
    11,416.99x = 17,125.41 × 5,871.88
  4. Step 4: Simplify right side
    11,416.99x = 100,558,352.47
  5. Step 5: Solve for x
    x = 100,558,352.47/11,416.99
  6. Step 6: Final answer
    x = 8,807.78

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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.