Home / 8,847.36-12,171.60-8,601.12

Finding the Fourth Proportional to 8,847.36, 12,171.60 and 8,601.12

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Solution

The fourth proportional to 8,847.36, 12,171.60 and 8,601.12 is: 11,832.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.36 : 12,171.60 = 8,601.12 : x
  2. Step 2: Convert to fraction form
    8,847.36/12,171.60 = 8,601.12/x
  3. Step 3: Cross multiply
    8,847.36x = 12,171.60 × 8,601.12
  4. Step 4: Simplify right side
    8,847.36x = 104,689,392.19
  5. Step 5: Solve for x
    x = 104,689,392.19/8,847.36
  6. Step 6: Final answer
    x = 11,832.84

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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.