Home / 11,042.83-15,244.75-8,519.27

Finding the Fourth Proportional to 11,042.83, 15,244.75 and 8,519.27

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Solution

The fourth proportional to 11,042.83, 15,244.75 and 8,519.27 is: 11,760.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.83 : 15,244.75 = 8,519.27 : x
  2. Step 2: Convert to fraction form
    11,042.83/15,244.75 = 8,519.27/x
  3. Step 3: Cross multiply
    11,042.83x = 15,244.75 × 8,519.27
  4. Step 4: Simplify right side
    11,042.83x = 129,874,158.15
  5. Step 5: Solve for x
    x = 129,874,158.15/11,042.83
  6. Step 6: Final answer
    x = 11,760.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.