Home / 8,105.51-12,152.36-5,466.47

Finding the Fourth Proportional to 8,105.51, 12,152.36 and 5,466.47

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Solution

The fourth proportional to 8,105.51, 12,152.36 and 5,466.47 is: 8,195.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,105.51 : 12,152.36 = 5,466.47 : x
  2. Step 2: Convert to fraction form
    8,105.51/12,152.36 = 5,466.47/x
  3. Step 3: Cross multiply
    8,105.51x = 12,152.36 × 5,466.47
  4. Step 4: Simplify right side
    8,105.51x = 66,430,464.27
  5. Step 5: Solve for x
    x = 66,430,464.27/8,105.51
  6. Step 6: Final answer
    x = 8,195.71

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Double scale
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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.