Home / 8,098.36-11,181.90-7,969.24

Finding the Fourth Proportional to 8,098.36, 11,181.90 and 7,969.24

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Solution

The fourth proportional to 8,098.36, 11,181.90 and 7,969.24 is: 11,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098.36 : 11,181.90 = 7,969.24 : x
  2. Step 2: Convert to fraction form
    8,098.36/11,181.90 = 7,969.24/x
  3. Step 3: Cross multiply
    8,098.36x = 11,181.90 × 7,969.24
  4. Step 4: Simplify right side
    8,098.36x = 89,111,244.76
  5. Step 5: Solve for x
    x = 89,111,244.76/8,098.36
  6. Step 6: Final answer
    x = 11,003.62

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Half scale
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Double scale
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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.