Home / 8,183.48-11,295.36-5,042.28

Finding the Fourth Proportional to 8,183.48, 11,295.36 and 5,042.28

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Solution

The fourth proportional to 8,183.48, 11,295.36 and 5,042.28 is: 6,959.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.48 : 11,295.36 = 5,042.28 : x
  2. Step 2: Convert to fraction form
    8,183.48/11,295.36 = 5,042.28/x
  3. Step 3: Cross multiply
    8,183.48x = 11,295.36 × 5,042.28
  4. Step 4: Simplify right side
    8,183.48x = 56,954,367.82
  5. Step 5: Solve for x
    x = 56,954,367.82/8,183.48
  6. Step 6: Final answer
    x = 6,959.68

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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.