Home / 11,617.85-17,416.97-5,039.08

Finding the Fourth Proportional to 11,617.85, 17,416.97 and 5,039.08

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Solution

The fourth proportional to 11,617.85, 17,416.97 and 5,039.08 is: 7,554.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617.85 : 17,416.97 = 5,039.08 : x
  2. Step 2: Convert to fraction form
    11,617.85/17,416.97 = 5,039.08/x
  3. Step 3: Cross multiply
    11,617.85x = 17,416.97 × 5,039.08
  4. Step 4: Simplify right side
    11,617.85x = 87,765,474.24
  5. Step 5: Solve for x
    x = 87,765,474.24/11,617.85
  6. Step 6: Final answer
    x = 7,554.37

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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.