Home / 6,467.36-8,912.44-4,601.12

Finding the Fourth Proportional to 6,467.36, 8,912.44 and 4,601.12

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Solution

The fourth proportional to 6,467.36, 8,912.44 and 4,601.12 is: 6,340.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.36 : 8,912.44 = 4,601.12 : x
  2. Step 2: Convert to fraction form
    6,467.36/8,912.44 = 4,601.12/x
  3. Step 3: Cross multiply
    6,467.36x = 8,912.44 × 4,601.12
  4. Step 4: Simplify right side
    6,467.36x = 41,007,205.93
  5. Step 5: Solve for x
    x = 41,007,205.93/6,467.36
  6. Step 6: Final answer
    x = 6,340.64

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Half scale
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Double scale
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Similar ratio
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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.