Home / 11,242.26-16,863.44-4,578.88

Finding the Fourth Proportional to 11,242.26, 16,863.44 and 4,578.88

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Solution

The fourth proportional to 11,242.26, 16,863.44 and 4,578.88 is: 6,868.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242.26 : 16,863.44 = 4,578.88 : x
  2. Step 2: Convert to fraction form
    11,242.26/16,863.44 = 4,578.88/x
  3. Step 3: Cross multiply
    11,242.26x = 16,863.44 × 4,578.88
  4. Step 4: Simplify right side
    11,242.26x = 77,215,668.15
  5. Step 5: Solve for x
    x = 77,215,668.15/11,242.26
  6. Step 6: Final answer
    x = 6,868.34

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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.